{"title":"Compression Fittings | Plumbing Supplies","description":"\u003cp data-start=\"393\" data-end=\"765\"\u003eFind reliable, easy-to-install \u003cstrong data-start=\"424\" data-end=\"448\"\u003ecompression fittings\u003c\/strong\u003e for all your plumbing projects with our high-quality range at \u003cstrong data-start=\"511\" data-end=\"536\"\u003eJJ Building Materials\u003c\/strong\u003e. Designed for strength, leak-free performance and long-term durability, each \u003ca href=\"\/products\/grant-solar-15mm-connector-flex-pipe-compression-fitting-dn16-2pc\" title=\"compression fitting\"\u003e\u003cstrong data-start=\"614\" data-end=\"637\"\u003ecompression fitting\u003c\/strong\u003e\u003c\/a\u003e is suitable for both domestic and commercial plumbing systems, making it a trusted choice for installers and DIY users alike.\u003c\/p\u003e\n\u003ch3 data-start=\"767\" data-end=\"820\"\u003e15mm Compression Fittings for Everyday Plumbing\u003c\/h3\u003e\n\u003cp data-start=\"822\" data-end=\"1203\"\u003eOur \u003ca href=\"\/products\/v-g-compression-15mm-chrome-isolation-valve\" title=\" 15mm compression fittings \"\u003e\u003cstrong data-start=\"826\" data-end=\"855\"\u003e15mm compression fittings\u003c\/strong\u003e \u003c\/a\u003eare the most commonly used size in UK plumbing. Ideal for connecting copper or plastic pipework, these fittings provide a secure, watertight seal without the need for soldering. Whether you’re repairing pipe runs, installing radiators or upgrading household plumbing, our \u003cstrong data-start=\"1128\" data-end=\"1157\"\u003e15mm compression fittings\u003c\/strong\u003e deliver a strong and dependable connection.\u003c\/p\u003e\n\u003ch3 data-start=\"1205\" data-end=\"1262\"\u003eCompression Pipe Fittings for Versatile Connections\u003c\/h3\u003e\n\u003cp data-start=\"1264\" data-end=\"1606\"\u003eChoose from a wide selection of \u003ca href=\"\/products\/flexigas-copper-compression\" title=\"compression pipe fittings\"\u003e\u003cstrong data-start=\"1296\" data-end=\"1325\"\u003ecompression pipe fittings\u003c\/strong\u003e\u003c\/a\u003e, including elbows, tees, couplers and stop ends. Designed for simple installation with basic tools, these fittings are perfect for tight spaces, maintenance work and quick repairs. Each \u003cstrong data-start=\"1512\" data-end=\"1540\"\u003ecompression pipe fitting\u003c\/strong\u003e ensures reliable performance across hot and cold water systems.\u003c\/p\u003e\n\u003ch3 data-start=\"1608\" data-end=\"1664\"\u003eCompression Valve Fitting for Precise Flow Control\u003c\/h3\u003e\n\u003cp data-start=\"1666\" data-end=\"2010\"\u003eOur \u003ca href=\"\/products\/compression-red-handle-t-bar-butterfly-valve\" title=\"compression valve fitting\"\u003e\u003cstrong data-start=\"1670\" data-end=\"1699\"\u003ecompression valve fitting\u003c\/strong\u003e\u003c\/a\u003e options include isolating valves, service valves and appliance valves — essential for safe, controlled water flow throughout your plumbing system. Easy to fit and highly durable, each \u003cstrong data-start=\"1884\" data-end=\"1913\"\u003ecompression valve fitting\u003c\/strong\u003e offers smooth operation and long-lasting performance, making maintenance and servicing simple.\u003c\/p\u003e\n\u003ch3 data-start=\"2012\" data-end=\"2076\"\u003eWhy Choose Compression Fittings from JJ Building Materials\u003c\/h3\u003e\n\u003cp data-start=\"2078\" data-end=\"2352\"\u003eHigh-quality \u003cstrong data-start=\"2091\" data-end=\"2115\"\u003ecompression fittings\u003c\/strong\u003e for copper and plastic pipe\u003cbr data-start=\"2143\" data-end=\"2146\"\u003eLarge range of shapes, valves and connectors\u003cbr data-start=\"2190\" data-end=\"2193\"\u003eNo soldering required — ideal for quick installation and repairs\u003cbr data-start=\"2257\" data-end=\"2260\"\u003eDurable brass construction for maximum strength\u003cbr data-start=\"2307\" data-end=\"2310\"\u003eCompetitive pricing and fast UK delivery\u003c\/p\u003e\n\u003ch3 data-start=\"2354\" data-end=\"2364\"\u003eFAQs\u003c\/h3\u003e\n\u003ch4 data-start=\"2366\" data-end=\"2407\"\u003eAre compression fittings reliable?\u003c\/h4\u003e\n\u003cp data-start=\"2408\" data-end=\"2546\"\u003eYes. A correctly installed \u003cstrong data-start=\"2435\" data-end=\"2458\"\u003ecompression fitting\u003c\/strong\u003e provides a strong, leak-free seal suitable for both domestic and commercial plumbing.\u003c\/p\u003e\n\u003ch4 data-start=\"2548\" data-end=\"2604\"\u003eCan I mix compression fittings with plastic pipe?\u003c\/h4\u003e\n\u003cp data-start=\"2605\" data-end=\"2722\"\u003eAbsolutely — simply use appropriate inserts when connecting to plastic pipework with \u003cstrong data-start=\"2690\" data-end=\"2719\"\u003ecompression pipe fittings\u003c\/strong\u003e.\u003c\/p\u003e\n\u003ch4 data-start=\"2724\" data-end=\"2770\"\u003eDo compression valves need maintenance?\u003c\/h4\u003e\n\u003cp data-start=\"2771\" data-end=\"2906\"\u003eA \u003cstrong data-start=\"2773\" data-end=\"2802\"\u003ecompression valve fitting\u003c\/strong\u003e typically requires minimal maintenance but should be checked periodically to ensure smooth operation.\u003c\/p\u003e\n\u003cp data-start=\"2771\" data-end=\"2906\"\u003e \u003c\/p\u003e\n\u003cp data-start=\"2771\" data-end=\"2906\"\u003e\u003cspan style=\"font-size: 11.0pt; line-height: 107%; font-family: 'Arial',sans-serif; mso-fareast-font-family: Aptos; mso-fareast-theme-font: minor-latin; mso-ansi-language: EN-GB; mso-fareast-language: EN-US; mso-bidi-language: AR-SA;\"\u003eCheck out our other \u003cb\u003e\u003ca href=\"\/collections\/plumbing-supplies\" title=\"Plumbing Supplies\"\u003ePlumbing Supplies\u003c\/a\u003e\u003ca href=\"\/collections\/plumbing-supplies\"\u003e\u003c\/a\u003e \u003c\/b\u003eand\u003cb\u003e \u003ca href=\"\/collections\/waste-pipeworks\" title=\"Waste \u0026amp;amp; Pipeworks\"\u003eWaste \u0026amp; Pipeworks\u003c\/a\u003e \u003c\/b\u003erange at JJ Building Materials.\u003c\/span\u003e\u003c\/p\u003e","products":[{"product_id":"v-g-std-15mm-compression-straight-filling-loop","title":"V\u0026G Std 15mm Compression Straight Filling Loop","description":"The V\u0026amp;G Standard 15mm Compression Straight Filling Loop is an essential component for maintaining sealed central heating systems. Manufactured by Valogin, this high-quality braided filling loop is designed to allow safe and convenient topping up of a sealed heating circuit directly from the mains water supply.\n\nThis straight filling loop is ideal for systems where the boiler does not have an integrated filling loop—particularly common with combination (combi) boilers. It's an important accessory that ensures your heating system maintains the correct pressure, helping to prevent performance issues or faults caused by low water pressure.\n\nConstructed with durable braided hose and fitted with reliable compression ends, the loop offers a secure and easy connection between your central heating and cold water supply. It’s simple to install and is suitable for both professional heating engineers and competent DIY users working on their own sealed system.\n\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e \u003ch4\u003eWhat does a filling loop actually do?\u003c\/h4\u003e A filling loop connects the mains water supply to your heating system to allow you to manually top up the pressure when it drops below recommended levels. This is essential for sealed systems to keep them running efficiently. \u003cbr\u003e \u003ch4\u003eIs this filling loop compatible with all boilers?\u003c\/h4\u003e This filling loop is compatible with most sealed system and combi boilers that use 15mm compression fittings and don’t have a built-in loop. Always check your boiler manufacturer’s instructions to confirm compatibility. \u003cbr\u003e \u003ch4\u003eCan I install this filling loop myself?\u003c\/h4\u003e If you’re confident in basic plumbing tasks, you may be able to fit it yourself. However, because this involves connecting to the mains water supply and a sealed heating system, it’s always best to consult or hire a qualified heating engineer to ensure it's fitted safely and in compliance with regulations.\u003cbr\u003e\u003cp\u003eCheck out our full range of \u003ca href=\"https:\/\/jjbuildingmaterials.co.uk\/collections\/plumbing-supplies\"\u003eplumbing supplies\u003c\/a\u003e.\u003c\/p\u003e\u003cp\u003eBrowse more \u003ca href=\"https:\/\/jjbuildingmaterials.co.uk\/collections\/compression-fittings\"\u003ecompression fittings\u003c\/a\u003e available online.\u003c\/p\u003e","brand":"V\u0026G","offers":[{"title":"Default Title","offer_id":50802391777622,"sku":"146346","price":6.78,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0905\/4509\/4998\/files\/vg-std-15mm-compression-straight-filling-loop-6270492.jpg?v=1772662471"},{"product_id":"compression-15mm-x-10mm-1-piece-reducer","title":"Compression 15mm x 10mm 1 Piece Reducer","description":"This Compression 15mm x 10mm One-Piece Reducer from Evolve offers a simple and effective solution for adapting 15mm compression fittings to work with 10mm pipework. It's ideal for situations where you're upgrading, repairing, or modifying a heating or plumbing system that involves a change in pipe size.\n\nDesigned to be compatible with standard 15mm compression fittings—such as radiator valves, tees, couplers, and elbows—this reducer eliminates the need for bulky adapters. Instead, it works by replacing the olive within a 15mm fitting and securely reducing the connection size to accept 10mm pipe directly.\n\nWhether you're a professional installer or a confident DIYer, this one-piece reducer is a practical, space-saving option that makes transitions between pipe sizes cleaner and easier. It's perfect for central heating systems where 10mm pipework is commonly used to feed individual radiators from a 15mm main supply line.\n\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e \u003ch4\u003eHow does this one-piece reducer work?\u003c\/h4\u003e The reducer replaces the olive inside a standard 15mm compression fitting, allowing it to grip and seal onto a 10mm pipe. This provides a smooth, secure connection without needing additional adapters. \u003cbr\u003e \u003ch4\u003eIs this suitable for both hot and cold water systems?\u003c\/h4\u003e Yes, the reducer is suitable for both hot and cold water systems, including central heating setups. It's made from materials that can handle typical domestic system pressures and temperatures. \u003cbr\u003e \u003ch4\u003eCan I install this without any special tools?\u003c\/h4\u003e Absolutely. If you already have basic tools for working with compression fittings (such as adjustable spanners), you won’t need anything extra. Just ensure the pipe is clean and cut squarely for the best seal.\u003cbr\u003e\u003cp\u003eCheck out our full range of \u003ca href=\"https:\/\/jjbuildingmaterials.co.uk\/collections\/plumbing-supplies\"\u003eplumbing supplies\u003c\/a\u003e.\u003c\/p\u003e\u003cp\u003eBrowse more \u003ca href=\"https:\/\/jjbuildingmaterials.co.uk\/collections\/compression-fittings\"\u003ecompression fittings\u003c\/a\u003e available online.\u003c\/p\u003e","brand":"JJ Building Materials","offers":[{"title":"Default Title","offer_id":50802391843158,"sku":"148759","price":0.18,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0905\/4509\/4998\/files\/compression-15mm-x-10mm-1-piece-reducer-6954066.jpg?v=1772662463"},{"product_id":"v-g-compression-gate-valve","title":"V\u0026G Compression Gate Valve","description":"The V\u0026amp;G Compression Gate Valve is a reliable and easy-to-install solution for controlling water flow in domestic hot or cold water systems. Made from durable brass, this gate valve is designed for use with copper pipe and is ideal for both new installations and maintenance work.\n\nThis single valve connects two lengths of copper pipe using compression fittings—eliminating the need for heat, flux, or solder. Simply position the pipe ends into the valve’s fittings and tighten the compression nuts to create a secure, watertight seal. It’s quick, clean, and perfect for use in areas where open-flame soldering isn’t practical or allowed.\n\nThe red handwheel handle allows you to open or close the valve manually, making it easy to isolate parts of your plumbing system when needed—for repairs, maintenance, or seasonal shutdowns. It’s a practical component that adds control and convenience to any copper plumbing setup.\n\nAvailable in multiple sizes to suit different pipework, the V\u0026amp;G Compression Gate Valve comes in 15mm, 22mm, and 28mm diameters.\n\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e \u003ch4\u003eCan this gate valve be used on both hot and cold water pipes?\u003c\/h4\u003e Yes, it's suitable for use on both hot and cold water systems, making it versatile for various domestic plumbing applications. \u003cbr\u003e \u003ch4\u003eDo I need any special tools or equipment to install this valve?\u003c\/h4\u003e No special tools are needed—just a pair of adjustable spanners or grips to tighten the compression nuts. It’s a straightforward installation with no soldering or heat required. \u003cbr\u003e \u003ch4\u003eWhat’s the benefit of using a gate valve instead of a ball valve?\u003c\/h4\u003e Gate valves are ideal for systems where gradual flow control is important, such as central heating or water supply systems. While ball valves offer quick shutoff, gate valves provide finer control and are less likely to cause water hammer.\u003cbr\u003e\u003cp\u003eCheck out our full range of \u003ca href=\"https:\/\/jjbuildingmaterials.co.uk\/collections\/plumbing-supplies\"\u003eplumbing supplies\u003c\/a\u003e.\u003c\/p\u003e\u003cp\u003eBrowse more \u003ca href=\"https:\/\/jjbuildingmaterials.co.uk\/collections\/compression-fittings\"\u003ecompression fittings\u003c\/a\u003e available online.\u003c\/p\u003e","brand":"V\u0026G","offers":[{"title":"15mm","offer_id":50802391908694,"sku":"142939","price":3.83,"currency_code":"GBP","in_stock":true},{"title":"22mm","offer_id":50802391941462,"sku":"142939","price":3.83,"currency_code":"GBP","in_stock":true},{"title":"28mm","offer_id":50802391974230,"sku":"142941","price":5.29,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0905\/4509\/4998\/files\/vg-compression-gate-valve-5268613.jpg?v=1772662469"},{"product_id":"v-g-compression-15mm-chrome-isolation-valve","title":"V\u0026G Compression 15mm Chrome Isolation Valve","description":"The V\u0026amp;G 15mm Compression Chrome Isolation Valve offers a smart and practical solution for managing water flow in your plumbing system. Designed by Valogin and finished in a sleek chrome plating, this compact valve is not only functional but also visually discreet, making it ideal for modern homes and visible pipework.\n\nThis isolation valve is perfect for temporarily stopping the flow of water to a specific fixture—such as a tap, toilet, or appliance—without needing to shut off the entire mains supply. Whether you're replacing a mixer tap or carrying out minor repairs, it provides the convenience and control you need to work safely and efficiently.\n\nInstallation is simple thanks to its 15mm compression fittings. No soldering or specialist tools are required—just a couple of standard spanners and you're good to go. Once in place, the valve is operated by a quick and easy quarter turn using a flathead screwdriver.\n\nApproved by WRAS (Approval Number: 1411043), this isolation valve meets high standards for quality and safety, making it a trusted choice for both professional plumbers and confident DIYers.\n\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e \u003ch4\u003eWhat is the purpose of an isolation valve?\u003c\/h4\u003e An isolation valve allows you to stop water flow to a specific appliance or section of pipework. This is particularly helpful when doing maintenance or repairs, as it avoids the need to shut off the entire house's water supply. \u003cbr\u003e \u003ch4\u003eHow do I turn the valve on or off?\u003c\/h4\u003e This valve is operated with a simple quarter turn using a flathead screwdriver. Turn it 90 degrees to stop the water flow, and turn it back to restore it—quick and effortless. \u003cbr\u003e \u003ch4\u003eCan I install this valve myself?\u003c\/h4\u003e Yes, if you're comfortable with basic plumbing tasks. The valve connects using compression fittings, so no soldering or special tools are needed. Just make sure the pipe is clean and properly supported before tightening.\u003cbr\u003e\u003cp\u003eCheck out our full range of \u003ca href=\"https:\/\/jjbuildingmaterials.co.uk\/collections\/plumbing-supplies\"\u003eplumbing supplies\u003c\/a\u003e.\u003c\/p\u003e\u003cp\u003eBrowse more \u003ca href=\"https:\/\/jjbuildingmaterials.co.uk\/collections\/compression-fittings\"\u003ecompression fittings\u003c\/a\u003e available online.\u003c\/p\u003e","brand":"V\u0026G","offers":[{"title":"Default Title","offer_id":50802392006998,"sku":"142942","price":1.13,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0905\/4509\/4998\/files\/vg-compression-15mm-chrome-isolation-valve-9517423.jpg?v=1772662464"},{"product_id":"v-g-part-l-15mm-compression-straight-filling-loop","title":"V\u0026G Part L 15mm Compression Straight Filling Loop","description":"The V\u0026amp;G Part L 15mm Compression Straight Filling Loop is a high-quality, reliable solution for topping up sealed central heating systems. Manufactured by Valogin, this filling loop is designed to meet the latest Part L Building Regulations, helping ensure energy-efficient and compliant installation in domestic heating systems.\n\nThis straight filling loop features a flexible braided hose that makes installation easier—even in tighter spaces—while providing long-lasting durability. It comes pre-fitted with a chrome-plated (CP) isolating valve and a CP isolating double check valve, giving you full control and backflow protection during the filling process. These components are essential for preventing contamination of the mains water supply, maintaining both system safety and hygiene.\n\nIdeal for combination boilers that do not include a built-in filling loop, this product allows you to safely connect the mains cold water to the sealed heating circuit. It’s an essential piece of kit for topping up system pressure when required, such as after bleeding radiators or performing maintenance.\n\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e \u003ch4\u003eWhat does \"Part L compliant\" mean?\u003c\/h4\u003e Part L compliance means the filling loop meets current UK Building Regulations related to the conservation of fuel and power. It ensures the component supports energy-efficient operation and system integrity. \u003cbr\u003e \u003ch4\u003eWhy do I need a double check valve on a filling loop?\u003c\/h4\u003e A double check valve prevents water from the heating system flowing back into the mains supply. This protects your drinking water from potential contamination and is a legal requirement in many systems. \u003cbr\u003e \u003ch4\u003eCan I use this with any combi boiler?\u003c\/h4\u003e Yes, this filling loop is compatible with most combi boilers that do not have an integrated filling loop. Just make sure your system uses 15mm compression fittings for proper installation.\u003cbr\u003e\u003cp\u003eCheck out our full range of \u003ca href=\"https:\/\/jjbuildingmaterials.co.uk\/collections\/plumbing-supplies\"\u003eplumbing supplies\u003c\/a\u003e.\u003c\/p\u003e\u003cp\u003eBrowse more \u003ca href=\"https:\/\/jjbuildingmaterials.co.uk\/collections\/compression-fittings\"\u003ecompression fittings\u003c\/a\u003e available online.\u003c\/p\u003e","brand":"V\u0026G","offers":[{"title":"Default Title","offer_id":50802392039766,"sku":"142247","price":6.62,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0905\/4509\/4998\/files\/vg-part-l-15mm-compression-straight-filling-loop-3149438.jpg?v=1772662461"},{"product_id":"compression-15mm-x-8mm-1-piece-reducer","title":"Compression 15mm x 8mm 1 Piece Reducer","description":"The Compression 15mm x 8mm One-Piece Reducer from Evolve is a clever little fitting designed to simplify transitions between different pipe sizes—specifically from 15mm to 8mm. It's particularly useful in central heating systems or older pipework setups where smaller diameter pipes are still in use.\n\nThis reducer works by fitting inside a standard 15mm compression fitting—such as a radiator valve, elbow, tee, or coupler—replacing the standard olive. Once in place, it allows the fitting to securely accommodate an 8mm pipe, providing a neat and compact solution without the need for bulky adapters or additional fittings.\n\nIt’s ideal for both professional installers and DIY users who need a quick, reliable method for adapting pipework during upgrades, repairs, or modifications. The one-piece design means fewer parts to worry about, reducing the chances of leaks and simplifying installation.\n\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e \u003ch4\u003eWhat does this reducer actually do?\u003c\/h4\u003e It allows a 15mm compression fitting to securely connect to an 8mm pipe by replacing the olive. It’s a space-saving and convenient way to adapt between pipe sizes without needing extra joints. \u003cbr\u003e \u003ch4\u003eIs it suitable for central heating systems?\u003c\/h4\u003e Yes, it’s commonly used in central heating installations—especially in homes where 8mm microbore pipes are used for radiators and 15mm is used for the main supply lines. \u003cbr\u003e \u003ch4\u003eDo I need any special tools to fit this reducer?\u003c\/h4\u003e No special tools are needed. Just standard spanners or adjustable wrenches to tighten the compression fitting. Make sure the pipe is cut cleanly and inserted fully for the best seal.\u003cbr\u003e\u003cp\u003eCheck out our full range of \u003ca href=\"https:\/\/jjbuildingmaterials.co.uk\/collections\/plumbing-supplies\"\u003eplumbing supplies\u003c\/a\u003e.\u003c\/p\u003e\u003cp\u003eBrowse more \u003ca href=\"https:\/\/jjbuildingmaterials.co.uk\/collections\/compression-fittings\"\u003ecompression fittings\u003c\/a\u003e available online.\u003c\/p\u003e","brand":"JJ Building Materials","offers":[{"title":"Default Title","offer_id":50802392072534,"sku":"148760","price":0.14,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0905\/4509\/4998\/files\/compression-15mm-x-8mm-1-piece-reducer-3593747.jpg?v=1772662457"},{"product_id":"v-g-compression-stopcock","title":"V\u0026G Compression Stopcock","description":"The V\u0026amp;G Compression Stopcock from Evolve is a dependable and easy-to-install valve designed to isolate the water supply in domestic or commercial plumbing systems. Whether you're working on a new installation or replacing an old valve, this stopcock is a practical solution that allows you to shut off the water quickly when needed—for repairs, upgrades, or emergencies.\n\nMade from robust brass, this stopcock ensures long-term durability and resistance to corrosion. It comes with compression ends, which means no soldering, flux, or open flame is required. Simply position the stopcock between two pipe sections and tighten the compression nuts using a pair of spanners—fast, secure, and ideal for tight spaces or areas where heat-based work isn't possible.\n\nAvailable in both 15mm and 22mm sizes, the V\u0026amp;G Compression Stopcock fits standard copper pipework and is a trusted choice for plumbers and confident DIYers alike. It’s a key component for gaining control over your water system and adds peace of mind by allowing easy isolation of the supply line.\n\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e \u003ch4\u003eWhat is a stopcock used for?\u003c\/h4\u003e A stopcock allows you to control the flow of water by shutting off the supply to a specific pipe or to the entire property. It's essential for isolating water during repairs, maintenance, or emergencies. \u003cbr\u003e \u003ch4\u003eIs compression fitting installation really that easy?\u003c\/h4\u003e Yes! Compression fittings don’t require any soldering or special skills. Just tighten the nuts onto the pipe using standard spanners. It's a quick and mess-free installation method. \u003cbr\u003e \u003ch4\u003eCan this stopcock be used on hot water pipes?\u003c\/h4\u003e Yes, this brass compression stopcock is suitable for both hot and cold water systems. It’s a versatile option for general domestic plumbing and heating pipework.\u003cbr\u003e\u003cp\u003eCheck out our full range of \u003ca href=\"https:\/\/jjbuildingmaterials.co.uk\/collections\/plumbing-supplies\"\u003eplumbing supplies\u003c\/a\u003e.\u003c\/p\u003e\u003cp\u003eBrowse more \u003ca href=\"https:\/\/jjbuildingmaterials.co.uk\/collections\/compression-fittings\"\u003ecompression fittings\u003c\/a\u003e available online.\u003c\/p\u003e","brand":"V\u0026G","offers":[{"title":"15mm","offer_id":50802392105302,"sku":"142946","price":4.01,"currency_code":"GBP","in_stock":true},{"title":"22mm","offer_id":50802392138070,"sku":"142946","price":4.01,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0905\/4509\/4998\/files\/vg-compression-stopcock-1101036.jpg?v=1772662463"},{"product_id":"v-g-compression-stopcock-poly-x-poly","title":"V\u0026G Compression Stopcock (Poly x Poly)","description":"The V\u0026amp;G Compression Stopcock (Poly x Poly) from Evolve is a reliable and easy-to-install valve designed specifically for use with polyethene (poly) pipe systems in both domestic and commercial settings. Whether you're installing a new water supply or replacing an old valve, this stopcock gives you convenient control over your system—letting you shut off the water whenever needed for maintenance or emergencies.\n\nConstructed from durable brass and approved to WRAS standards (Approval Number: 1403907), this stopcock is built to last. Its compression fittings make installation quick and simple—there's no need for soldering, heat, or specialist tools. Just position the valve between two lengths of poly pipe and tighten the compression nuts to create a secure, watertight seal.\n\nThis version is specifically designed for use with MDPE or other compatible poly pipe systems and is available in both 20mm and 25mm sizes. It’s an ideal solution for outdoor water supply lines, underground installations, or anywhere plastic pipework is being used.\n\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e \u003ch4\u003eCan I use this stopcock with MDPE pipe?\u003c\/h4\u003e Yes, this stopcock is suitable for use with MDPE and other compatible poly pipe systems. It provides a secure connection without the need for heating or welding, making it ideal for underground or external installations. \u003cbr\u003e \u003ch4\u003eIs this valve approved for drinking water supply?\u003c\/h4\u003e Yes, it has WRAS approval (Approval Number: 1403907), meaning it's certified as safe for use with potable (drinking) water systems. \u003cbr\u003e \u003ch4\u003eDo I need any special tools to fit this stopcock?\u003c\/h4\u003e No special tools are required. Standard spanners or grips are all you need to tighten the compression fittings and ensure a secure, leak-free installation. Just make sure the pipe ends are clean and cut squarely.\u003cbr\u003e\u003cp\u003eCheck out our full range of \u003ca href=\"https:\/\/jjbuildingmaterials.co.uk\/collections\/plumbing-supplies\"\u003eplumbing supplies\u003c\/a\u003e.\u003c\/p\u003e\u003cp\u003eBrowse more \u003ca href=\"https:\/\/jjbuildingmaterials.co.uk\/collections\/compression-fittings\"\u003ecompression fittings\u003c\/a\u003e available online.\u003c\/p\u003e","brand":"V\u0026G","offers":[{"title":"20mm","offer_id":50802392203606,"sku":"142946","price":4.01,"currency_code":"GBP","in_stock":true},{"title":"25mm","offer_id":50802392236374,"sku":"142949","price":2.96,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0905\/4509\/4998\/files\/vg-compression-stopcock-poly-x-poly-8339818.jpg?v=1772662471"},{"product_id":"v-g-compression-stopcock-poly-x-copper","title":"V\u0026G Compression Stopcock Poly x Copper","description":"The V\u0026amp;G Compression Stopcock (Poly x Copper) from Evolve is a practical and durable solution for isolating a property's water supply when transitioning between different pipe materials—specifically from MDPE (poly) to copper pipe. Whether you're working on a new build, an outdoor installation, or making updates to existing plumbing, this valve offers an efficient way to gain control over your water flow.\n\nMade from high-quality brass and approved by WRAS (Approval Number: 1403907), this stopcock ensures safe and reliable use in both domestic and commercial systems. It features compression fittings on both ends, allowing for a straightforward installation without the need for heat, solder, or specialist tools. Just tighten the compression nuts to create a leak-proof seal—perfect for quick installations or tight spaces.\n\nThis stopcock is ideal for systems that require a transition from MDPE pipe (typically used for underground or external water supplies) to internal copper pipework. Available in a variety of sizes—20mm x 15mm, 25mm x 15mm, and 25mm x 22mm—it suits a wide range of applications, offering flexibility for both professional plumbers and capable DIYers.\n\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e \u003ch4\u003eWhat does “Poly x Copper” mean?\u003c\/h4\u003e It means the stopcock connects MDPE (polyethylene) pipe on one side and standard copper pipe on the other. It’s used to transition between external and internal water supply pipework. \u003cbr\u003e \u003ch4\u003eIs this stopcock suitable for drinking water?\u003c\/h4\u003e Yes, it’s WRAS approved (Approval Number: 1403907), which means it's certified for use with potable water and meets UK safety and hygiene standards. \u003cbr\u003e \u003ch4\u003eDo I need any specialist tools for installation?\u003c\/h4\u003e No, standard plumbing spanners or grips are all you need. The compression fittings are designed for ease of use—just ensure both pipe ends are clean, cut squarely, and inserted fully before tightening the nuts.\u003cbr\u003e\u003cp\u003eCheck out our full range of \u003ca href=\"https:\/\/jjbuildingmaterials.co.uk\/collections\/plumbing-supplies\"\u003eplumbing supplies\u003c\/a\u003e.\u003c\/p\u003e\u003cp\u003eBrowse more \u003ca href=\"https:\/\/jjbuildingmaterials.co.uk\/collections\/compression-fittings\"\u003ecompression fittings\u003c\/a\u003e available online.\u003c\/p\u003e","brand":"V\u0026G","offers":[{"title":"20mm x 15mm","offer_id":50802392564054,"sku":"142946","price":4.01,"currency_code":"GBP","in_stock":true},{"title":"25mm x 15mm","offer_id":50802392596822,"sku":"142946","price":4.01,"currency_code":"GBP","in_stock":true},{"title":"25mm x 22mm","offer_id":50802392629590,"sku":"142946","price":4.01,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0905\/4509\/4998\/files\/vg-compression-stopcock-poly-x-copper-2780568.jpg?v=1772662462"},{"product_id":"v-g-compression-22mm-chrome-isolation-valve","title":"V\u0026G Compression 22mm Chrome Isolation Valve","description":"The V\u0026amp;G Compression 22mm Chrome Isolation Valve from Valogin is a practical and stylish solution for anyone looking to manage water flow in a domestic plumbing system with ease. Whether you're a professional plumber or a DIY enthusiast, this valve allows you to isolate part of your water system without needing to shut off the main supply—perfect for quick repairs, replacements, or maintenance.\n\nDesigned with both convenience and performance in mind, this isolation valve features durable chrome plating for a sleek, modern look that also resists corrosion. The valve is operated with a simple quarter turn using a flathead screwdriver, giving you fast and precise control over the water supply to a specific fixture, such as a basin tap, toilet, or appliance.\n\nFitted using compression ends, the valve installs easily onto 22mm copper pipework with no need for soldering or special tools. Simply position the valve and tighten the compression nuts to create a secure, watertight seal. It’s an excellent choice for bathrooms, kitchens, and utility areas—especially where access to the mains stop tap is limited.\n\nThis product is WRAS approved (Approval Number: 1411043), which means it meets strict standards for quality and safety in potable water systems.\n\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e \u003ch4\u003eWhat is this valve used for?\u003c\/h4\u003e This valve is used to temporarily isolate water flow to a specific fixture or section of pipework—ideal when repairing or replacing taps, toilets, or washing machines without turning off the main supply. \u003cbr\u003e \u003ch4\u003eIs this valve suitable for both hot and cold water?\u003c\/h4\u003e Yes, the valve is designed for use in both hot and cold water systems and is suitable for domestic plumbing installations involving 22mm pipework. \u003cbr\u003e \u003ch4\u003eHow do I operate the valve?\u003c\/h4\u003e The valve is controlled by a simple quarter-turn mechanism. Just use a flathead screwdriver to turn it 90 degrees to stop the flow of water and another 90 degrees to turn it back on. It's quick, easy, and reliable.\u003cbr\u003e\u003cp\u003eCheck out our full range of \u003ca href=\"https:\/\/jjbuildingmaterials.co.uk\/collections\/plumbing-supplies\"\u003eplumbing supplies\u003c\/a\u003e.\u003c\/p\u003e\u003cp\u003eBrowse more \u003ca href=\"https:\/\/jjbuildingmaterials.co.uk\/collections\/compression-fittings\"\u003ecompression fittings\u003c\/a\u003e available online.\u003c\/p\u003e","brand":"V\u0026G","offers":[{"title":"Default Title","offer_id":50802392662358,"sku":"142942","price":1.13,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0905\/4509\/4998\/files\/vg-compression-22mm-chrome-isolation-valve-2832398.jpg?v=1772662462"},{"product_id":"v-g-compression-single-check-valve","title":"V\u0026G Compression Single Check Valve","description":"The V\u0026amp;G Compression Single Check Valve from Evolve is a vital safety component for any plumbing system, designed to ensure water flows in only one direction. By preventing reverse flow, this valve helps protect clean water supplies from contamination, making it a trusted choice for both domestic and commercial installations.\n\nThis valve is ideal for systems where there's a risk of backflow—such as appliances connected to the mains water supply or in central heating systems where cross-contamination must be avoided. It works quietly in the background, ensuring that water continues to flow in the correct direction while keeping your system safe and hygienic.\n\nInstallation couldn’t be easier. With compression fittings on both ends, there’s no need for soldering or heat. Just insert your copper pipe into the valve’s ends and tighten the compression nuts with a spanner. It’s clean, straightforward, and perfect for new installations or retrofits where time and accessibility are a concern.\n\nThe valve is available in both 15mm and 22mm sizes to suit a range of plumbing systems and comes WRAS approved (Approval Number: 1304908), ensuring it meets strict UK standards for use in potable water systems.\n\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e \u003ch4\u003eWhat is the purpose of a single check valve?\u003c\/h4\u003e A single check valve allows water to flow in one direction only. It’s used to prevent backflow, which can carry contaminants into your clean water supply, making it essential for protecting water quality. \u003cbr\u003e \u003ch4\u003eCan this valve be used in both residential and commercial systems?\u003c\/h4\u003e Yes, the valve is suitable for a wide range of plumbing setups in both domestic and commercial properties. It’s commonly used with water heaters, washing machines, and other appliances where backflow protection is important. \u003cbr\u003e \u003ch4\u003eIs it difficult to install this check valve?\u003c\/h4\u003e Not at all. Thanks to its compression fitting design, you won’t need any specialist tools or soldering equipment. Just a pair of spanners and clean pipe ends are all you need for a secure, reliable connection.\u003cbr\u003e\u003cp\u003eCheck out our full range of \u003ca href=\"https:\/\/jjbuildingmaterials.co.uk\/collections\/plumbing-supplies\"\u003eplumbing supplies\u003c\/a\u003e.\u003c\/p\u003e\u003cp\u003eBrowse more \u003ca href=\"https:\/\/jjbuildingmaterials.co.uk\/collections\/compression-fittings\"\u003ecompression fittings\u003c\/a\u003e available online.\u003c\/p\u003e","brand":"V\u0026G","offers":[{"title":"15mm","offer_id":50802392695126,"sku":"142954","price":0.42,"currency_code":"GBP","in_stock":true},{"title":"22mm","offer_id":50802392727894,"sku":"142954","price":0.42,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0905\/4509\/4998\/files\/vg-compression-single-check-valve-3590730.jpg?v=1772662468"},{"product_id":"v-g-compression-15mm-x-1-2-backplate-elbow","title":"V\u0026G Compression 15mm x 1\/2 Backplate Elbow","description":"The V\u0026amp;G Compression 15mm x 1\/2\" Backplate Elbow from Valogin is a practical and versatile fitting designed to help you neatly turn and secure pipework in both hot and cold water systems. Ideal for domestic plumbing tasks, this elbow fitting allows a 15mm copper pipe to connect to a 1\/2\" threaded outlet at a 90-degree angle, making it perfect for wall-mounted connections—such as taps or appliances.\n\nConstructed from durable brass, this backplate elbow is built to withstand everyday wear and tear. Its solid design includes a backplate with pre-drilled holes, allowing it to be securely fixed to a wall or surface. This helps support the pipework, reduce strain, and keep everything looking neat and professionally finished.\n\nInstallation is quick and hassle-free thanks to the compression fitting design. There's no need for soldering, heat, or flux—simply insert the pipe into the fitting and tighten the compression nut to form a watertight seal. Whether you’re a professional installer or a capable DIYer, this fitting makes creating a solid and tidy system much easier.\n\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e \u003ch4\u003eWhat is a backplate elbow used for?\u003c\/h4\u003e A backplate elbow allows a pipe to turn a corner while also providing a solid fixing point on a wall or surface. It’s commonly used when connecting taps, garden hoses, or appliances to copper pipework in a fixed position. \u003cbr\u003e \u003ch4\u003eCan this be used on both hot and cold water systems?\u003c\/h4\u003e Yes, it’s suitable for use in both hot and cold water installations, making it versatile enough for bathrooms, kitchens, utility rooms, or even outdoor tap setups. \u003cbr\u003e \u003ch4\u003eIs any specialist equipment needed for installation?\u003c\/h4\u003e No specialist tools are required. Just standard plumbing tools like a spanner or adjustable wrench to tighten the compression fitting. It’s a straightforward process with no need for heat or solder.\u003cbr\u003e\u003cp\u003eCheck out our full range of \u003ca href=\"https:\/\/jjbuildingmaterials.co.uk\/collections\/plumbing-supplies\"\u003eplumbing supplies\u003c\/a\u003e.\u003c\/p\u003e\u003cp\u003eBrowse more \u003ca href=\"https:\/\/jjbuildingmaterials.co.uk\/collections\/compression-fittings\"\u003ecompression fittings\u003c\/a\u003e available online.\u003c\/p\u003e","brand":"V\u0026G","offers":[{"title":"Default Title","offer_id":50802392760662,"sku":"142958","price":1.56,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0905\/4509\/4998\/files\/vg-compression-15mm-x-12-backplate-elbow-7705352.jpg?v=1772662472"},{"product_id":"v-g-compression-flexi-tap-connector","title":"V\u0026G Compression Flexi Tap Connector","description":"The V\u0026amp;G Compression Flexi Tap Connector is a practical, time-saving solution for connecting taps to your water supply with ease. Featuring a durable stainless steel braided design, this flexible hose is ideal for use in tight or awkward spaces where rigid copper pipe might be difficult to install.\n\nThis connector is designed with convenience in mind. The compression fitting at one end allows it to be quickly connected to copper pipe without the need for heat, solder, or specialist tools. Simply tighten the nut onto your 15mm or 22mm pipe using a spanner, and you're good to go. It’s ideal for kitchen sinks, bathroom basins, and utility rooms—especially when working in confined spaces where flexibility makes all the difference.\n\nThe high-quality stainless steel braided outer layer offers excellent protection from wear, kinking, and pressure, while the robust inner bore ensures a reliable, leak-free performance over time. This makes it a trusted choice for both professionals and confident DIYers.\n\nAvailable in a range of sizes to suit various installations:\n\n15mm x 1\/2\" x 300mm\n\n15mm x 3\/4\" x 300mm\n\n22mm x 3\/4\" x 300mm\n\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e \u003ch4\u003eWhat is a flexi tap connector used for?\u003c\/h4\u003e It’s used to connect taps (or other fixtures) to the main water supply when a standard rigid pipe is impractical. The flexibility allows for quick and easy installation, even in tight spaces or awkward angles. \u003cbr\u003e \u003ch4\u003eCan I use this connector for both hot and cold water?\u003c\/h4\u003e Yes, the stainless steel braided flexi connector is suitable for both hot and cold water systems. Just make sure the correct size and pressure rating match your system requirements. \u003cbr\u003e \u003ch4\u003eDo I need to solder or use any sealants during installation?\u003c\/h4\u003e No soldering or sealants are needed. The compression fitting forms a watertight seal when tightened with a spanner—just ensure the pipe is clean and cut straight for the best fit.\u003cbr\u003e\u003cp\u003eCheck out our full range of \u003ca href=\"https:\/\/jjbuildingmaterials.co.uk\/collections\/plumbing-supplies\"\u003eplumbing supplies\u003c\/a\u003e.\u003c\/p\u003e\u003cp\u003eBrowse more \u003ca href=\"https:\/\/jjbuildingmaterials.co.uk\/collections\/compression-fittings\"\u003ecompression fittings\u003c\/a\u003e available online.\u003c\/p\u003e","brand":"V\u0026G","offers":[{"title":"15mm x 1\/2\" x 300mm","offer_id":50802392826198,"sku":"142969","price":1.78,"currency_code":"GBP","in_stock":true},{"title":"15mm x 3\/4\" x 300mm","offer_id":50802392858966,"sku":"142969","price":1.78,"currency_code":"GBP","in_stock":true},{"title":"22mm x 3\/4\" x 300mm","offer_id":50802392891734,"sku":"142969","price":1.78,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0905\/4509\/4998\/files\/vg-compression-flexi-tap-connector-4212833.jpg?v=1772662460"},{"product_id":"v-g-compression-15mm-iso-x-1-2-300mm-flexi-tap-connector","title":"V\u0026G Compression 15mm Iso x 1\/2 300mm Flexi Tap Connector","description":"The V\u0026amp;G Compression 15mm Iso x 1\/2\" Flexible Tap Connector is a smart, all-in-one solution for connecting taps to your water supply. Measuring 300mm in length and fitted with a durable 10mm bore, this flexible hose makes plumbing jobs quicker, cleaner, and more convenient—especially in tight or awkward spaces.\n\nWhat sets this model apart is the built-in isolation valve, which allows you to stop the flow of water to the tap directly at the connector. This means future maintenance or tap replacements can be carried out without needing to shut off the main water supply—an especially handy feature in busy homes or commercial settings.\n\nConstructed with a tough stainless steel braided outer layer, this tap connector is built to withstand pressure, movement, and daily wear and tear. Its 15mm compression end and 1\/2\" tap connection make it compatible with most household taps and copper pipework. Installation is simple: just tighten the compression nut onto the pipe—no soldering, flux, or heat needed.\n\nThis flexible tap connector is ideal for kitchen sinks, bathroom basins, and utility taps, and is perfect for both professional installers and confident DIYers.\n\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e \u003ch4\u003eWhat’s the purpose of the isolation valve on this connector?\u003c\/h4\u003e The built-in isolation valve allows you to quickly shut off the water to the tap without affecting the rest of your plumbing system. It's great for maintenance or emergency situations when you need to stop the flow fast. \u003cbr\u003e \u003ch4\u003eCan I use this flexi connector on both hot and cold taps?\u003c\/h4\u003e Yes, the connector is designed for use with both hot and cold water supplies. The stainless steel braided hose offers excellent durability and heat resistance. \u003cbr\u003e \u003ch4\u003eDo I need any special tools or materials for installation?\u003c\/h4\u003e No special tools are required—just a spanner to tighten the compression fitting. There’s no need for solder, flux, or sealant. Just ensure the pipe is clean and cut straight for a secure, leak-free fit.\u003cbr\u003e\u003cp\u003eCheck out our full range of \u003ca href=\"https:\/\/jjbuildingmaterials.co.uk\/collections\/plumbing-supplies\"\u003eplumbing supplies\u003c\/a\u003e.\u003c\/p\u003e\u003cp\u003eBrowse more \u003ca href=\"https:\/\/jjbuildingmaterials.co.uk\/collections\/compression-fittings\"\u003ecompression fittings\u003c\/a\u003e available online.\u003c\/p\u003e","brand":"V\u0026G","offers":[{"title":"Default Title","offer_id":50802392957270,"sku":"142972","price":2.06,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0905\/4509\/4998\/files\/vg-compression-15mm-iso-x-12-300mm-flexi-tap-connector-4334065.jpg?v=1772662462"},{"product_id":"v-g-compression-brass-y-strainer","title":"V\u0026G Compression Brass Y Strainer","description":"The V\u0026amp;G Compression Brass Y Strainer from Valogin is a practical and essential component for any plumbing or central heating system. Available in both 15mm and 22mm sizes, this durable brass Y-filter is designed to trap debris, limescale, and other particles that can accumulate over time and cause blockages or damage within your system.\n\nCentral heating systems, especially in hard water areas, are prone to the build-up of scale, rust, and sediment. If left unchecked, this debris can reduce efficiency, increase wear and tear on components, and lead to costly repairs. The V\u0026amp;G Y Strainer helps prevent that by capturing impurities before they travel further into the system—extending the life of pumps, valves, and boilers.\n\nInstallation is quick and straightforward thanks to its compression fittings, which don’t require heat, solder, or specialist tools. Once installed, the Y-shaped design includes a removable cap that gives you easy access to the internal filter mesh, so you can clean it out periodically to maintain peak performance.\n\nWhether you're a heating engineer or a homeowner looking to protect your plumbing system, this brass Y strainer is a reliable choice to keep things running clean and efficiently.\n\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e \u003ch4\u003eWhat does a Y strainer actually do?\u003c\/h4\u003e A Y strainer acts as a filter for your plumbing or heating system. It catches dirt, scale, rust particles, and other debris that would otherwise flow through and damage components or clog up your pipework. \u003cbr\u003e \u003ch4\u003eHow do I clean the Y strainer?\u003c\/h4\u003e Simply unscrew the access cap to remove and clean the internal mesh filter. Rinse it under clean water and reinstall it—no special tools required. Regular maintenance helps ensure your system stays efficient. \u003cbr\u003e \u003ch4\u003eIs this suitable for both domestic and commercial use?\u003c\/h4\u003e Yes, it’s suitable for both home and light commercial systems. Just ensure you choose the correct size (15mm or 22mm) for your pipework to ensure proper installation and performance.\u003cbr\u003e\u003cp\u003eCheck out our full range of \u003ca href=\"https:\/\/jjbuildingmaterials.co.uk\/collections\/plumbing-supplies\"\u003eplumbing supplies\u003c\/a\u003e.\u003c\/p\u003e\u003cp\u003eBrowse more \u003ca href=\"https:\/\/jjbuildingmaterials.co.uk\/collections\/compression-fittings\"\u003ecompression fittings\u003c\/a\u003e available online.\u003c\/p\u003e","brand":"V\u0026G","offers":[{"title":"15mm","offer_id":50802392990038,"sku":"142976","price":0.86,"currency_code":"GBP","in_stock":true},{"title":"22mm","offer_id":50802393022806,"sku":"142976","price":0.86,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0905\/4509\/4998\/files\/vg-compression-brass-y-strainer-2385150.jpg?v=1772662470"},{"product_id":"v-g-compression-15mm-lockshield-gate-valve","title":"V\u0026G Compression 15mm Lockshield Gate Valve","description":"The V\u0026amp;G Compression 15mm Lockshield Gate Valve is a reliable and tamper-resistant solution for controlling water flow within domestic or commercial plumbing systems. Crafted from durable brass, this valve is designed to connect two lengths of 15mm copper pipe and is suitable for both hot and cold water applications.\n\nThis lockshield gate valve uses compression fittings, which means installation is straightforward and clean—no soldering, heat, or flux required. Simply insert the copper pipes into each end and tighten the nuts using standard spanners to create a secure, watertight seal.\n\nWhat makes this valve especially useful is its lockshield design. Unlike standard gate valves that feature an exposed handle, the lockshield model can only be adjusted with a special tool. This makes it ideal for situations where the water flow should be set and left undisturbed—such as in balancing heating systems or preventing unauthorised tampering in shared or commercial properties.\n\nThis product is WRAS approved (Approval Number: 1304903), meaning it meets high standards for safety and quality in potable water systems.\n\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e \u003ch4\u003eWhat is the purpose of a lockshield gate valve?\u003c\/h4\u003e A lockshield gate valve allows you to control or restrict water flow in a system while preventing tampering. It requires a special tool to operate, making it perfect for use in settings where you don’t want the valve accidentally adjusted. \u003cbr\u003e \u003ch4\u003eCan this be used on central heating systems?\u003c\/h4\u003e Yes, this valve is suitable for central heating as well as hot and cold water systems. It's particularly useful for balancing radiator flow or isolating sections of pipework for maintenance. \u003cbr\u003e \u003ch4\u003eIs the installation DIY-friendly?\u003c\/h4\u003e Absolutely. Thanks to its compression fittings, no soldering or specialist tools are needed—just a couple of spanners. It’s ideal for both professional plumbers and confident DIY users working with 15mm copper pipe.\u003cbr\u003e\u003cp\u003eCheck out our full range of \u003ca href=\"https:\/\/jjbuildingmaterials.co.uk\/collections\/plumbing-supplies\"\u003eplumbing supplies\u003c\/a\u003e.\u003c\/p\u003e\u003cp\u003eBrowse more \u003ca href=\"https:\/\/jjbuildingmaterials.co.uk\/collections\/compression-fittings\"\u003ecompression fittings\u003c\/a\u003e available online.\u003c\/p\u003e","brand":"V\u0026G","offers":[{"title":"Default Title","offer_id":50802393088342,"sku":"142978","price":2.66,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0905\/4509\/4998\/files\/vg-compression-15mm-lockshield-gate-valve-8721556.jpg?v=1772662471"},{"product_id":"v-g-compression-15mm-x-15mm-x-300mm-flexi-tap-connector","title":"V\u0026G Compression 15mm x 15mm x 300mm Flexi Tap Connector","description":"The V\u0026amp;G Compression 15mm x 15mm Flexible Tap Connector is a simple yet effective solution for connecting copper pipework to taps or other fixtures where flexibility and ease of installation are a priority. Measuring 300mm in length and featuring a 10mm internal bore, this flexible hose is ideal for use in tight spaces where rigid pipework may be difficult to fit.\n\nThis high-quality tap connector is made with a stainless steel braided exterior, offering excellent durability, pressure resistance, and protection against wear and kinks. It's suitable for use in both hot and cold water systems and is commonly used in bathrooms, kitchens, utility rooms, and more.\n\nThe compression fittings on each end allow for quick and secure connections to standard 15mm copper pipe—without the need for any heat, flux, or soldering. Simply insert the pipe and tighten the nuts with a spanner for a watertight seal. Whether you're a professional plumber or a confident DIYer, this flexi tap connector offers convenience, speed, and reliability.\n\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e \u003ch4\u003eWhat is this flexible tap connector typically used for?\u003c\/h4\u003e It’s used to connect 15mm copper pipe to a tap or similar fixture where a flexible connection is preferred—especially in installations with limited space or where some movement is expected. \u003cbr\u003e \u003ch4\u003eCan it be used for both hot and cold water?\u003c\/h4\u003e Yes, the connector is suitable for both hot and cold water systems. Its stainless steel braided design ensures long-lasting performance under standard domestic pressure and temperature ranges. \u003cbr\u003e \u003ch4\u003eDo I need any special tools to install it?\u003c\/h4\u003e No specialist tools are needed. Just use standard spanners to tighten the compression fittings. There’s no need for soldering or sealants—just ensure the pipe ends are clean and square for a proper fit.\u003cbr\u003e\u003cp\u003eCheck out our full range of \u003ca href=\"https:\/\/jjbuildingmaterials.co.uk\/collections\/plumbing-supplies\"\u003eplumbing supplies\u003c\/a\u003e.\u003c\/p\u003e\u003cp\u003eBrowse more \u003ca href=\"https:\/\/jjbuildingmaterials.co.uk\/collections\/compression-fittings\"\u003ecompression fittings\u003c\/a\u003e available online.\u003c\/p\u003e","brand":"V\u0026G","offers":[{"title":"Default Title","offer_id":50802393121110,"sku":"145662","price":0.85,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0905\/4509\/4998\/files\/vg-compression-15mm-x-15mm-x-300mm-flexi-tap-connector-8101749.jpg?v=1772662460"},{"product_id":"v-g-compression-15mm-x-15mm-x-1-2-female-iron-reducing-tee","title":"V\u0026G Compression 15mm x 15mm x 1\/2 Female Iron Reducing Tee","description":"The V\u0026amp;G Compression 15mm x 15mm x 1\/2\" Female Iron Reducing Tee from Evolve is a versatile and reliable fitting designed to connect copper pipework to threaded components with ease. With two 15mm compression ends and a 1\/2\" female iron thread on the centre outlet, this brass tee is perfect for situations where copper pipe needs to be joined to a threaded male fitting—such as valves, taps, or specialist plumbing equipment.\n\nMade from high-quality brass for durability and corrosion resistance, this reducing tee is ideal for both domestic and light commercial water systems. It’s suitable for use in hot and cold water installations and offers a strong, leak-resistant connection without the need for any heat, flux, or soldering.\n\nThanks to its compression fittings, the installation process is quick and straightforward. Simply insert the 15mm copper pipes into the side connections, align your threaded fitting with the centre outlet, and tighten everything securely using standard plumbing tools. It’s a time-saving solution for both new builds and retrofit projects where efficiency and reliability matter.\n\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e \u003ch4\u003eWhat is this reducing tee typically used for?\u003c\/h4\u003e This fitting is used to connect two 15mm copper pipes and a 1\/2\" male threaded component. It's commonly used to join copper pipework to items like pressure-reducing valves, water softeners, or other threaded plumbing parts. \u003cbr\u003e \u003ch4\u003eIs this suitable for both hot and cold water systems?\u003c\/h4\u003e Yes, the brass construction makes it suitable for use in both hot and cold water plumbing applications. It’s designed to handle standard domestic water pressure and temperature. \u003cbr\u003e \u003ch4\u003eDo I need to solder anything during installation?\u003c\/h4\u003e No, the compression fittings mean you can complete the installation without soldering or applying heat. All you need are standard spanners to tighten the nuts and create a secure, watertight seal.\u003cbr\u003e\u003cp\u003eCheck out our full range of \u003ca href=\"https:\/\/jjbuildingmaterials.co.uk\/collections\/plumbing-supplies\"\u003eplumbing supplies\u003c\/a\u003e.\u003c\/p\u003e\u003cp\u003eBrowse more \u003ca href=\"https:\/\/jjbuildingmaterials.co.uk\/collections\/compression-fittings\"\u003ecompression fittings\u003c\/a\u003e available online.\u003c\/p\u003e","brand":"V\u0026G","offers":[{"title":"Default Title","offer_id":50802393153878,"sku":"142987","price":1.59,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0905\/4509\/4998\/files\/vg-compression-15mm-x-15mm-x-12-female-iron-reducing-tee-3747185.jpg?v=1772662460"},{"product_id":"adey-electroscale2-compression-scale-reducer","title":"Adey ElectroScale2 Compression Scale Reducer","description":"The Adey ElectroScale2 is a smart, maintenance-free solution for tackling limescale build-up in domestic and small commercial water systems. If you live in a hard water area, limescale can quietly cause damage to your plumbing and appliances—reducing efficiency, increasing energy bills, and shortening equipment life. ElectroScale2 offers an effective, environmentally friendly way to prevent these issues before they start.\n\nThis WRAS-approved electrolytic water conditioner works without chemicals or electricity. Instead, it uses an internal electrolytic cell to alter the crystal structure of the minerals that form limescale. As water flows through the device, this structure change makes the minerals far less likely to stick to pipework, heating elements, and internal boiler components.\n\nOne of the key advantages of the ElectroScale2 is that it’s truly a \"fit and forget\" product. There are no running costs, no power requirements, and no maintenance schedules to worry about. Once installed, it provides immediate and long-term protection against limescale—helping your central heating and hot water systems run more efficiently, saving you energy and extending the life of your appliances.\n\nThe device is Part L Building Regulation compliant, which means it meets the requirement for treating feed water to combination boilers and water heaters to reduce limescale accumulation. With a simple compression slip socket design, installation is quick and easy—perfect for both professional plumbers and confident DIYers. Available in 15mm or 22mm sizes to suit different pipework.\n\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e \u003ch4\u003eHow does the ElectroScale2 actually prevent limescale?\u003c\/h4\u003e It uses an electrolytic cell to change the way minerals in the water crystallise. This process doesn’t remove the minerals, but makes them less likely to stick to pipes and heating elements, helping to reduce scale build-up naturally. \u003cbr\u003e \u003ch4\u003eDoes the ElectroScale2 need electricity or batteries?\u003c\/h4\u003e No, it operates without any power supply. It’s a passive device that uses water flow and internal components to work—completely maintenance-free and with zero running costs. \u003cbr\u003e \u003ch4\u003eIs this compliant with UK building regulations?\u003c\/h4\u003e Yes, it fully complies with Part L of the Building Regulations, which require scale-reducing measures to be installed on feed water lines to water heaters and combination boilers in hard water areas.\u003cbr\u003e\u003cp\u003eCheck out our full range of \u003ca href=\"https:\/\/jjbuildingmaterials.co.uk\/collections\/plumbing-supplies\"\u003eplumbing supplies\u003c\/a\u003e.\u003c\/p\u003e\u003cp\u003eBrowse more \u003ca href=\"https:\/\/jjbuildingmaterials.co.uk\/collections\/compression-fittings\"\u003ecompression fittings\u003c\/a\u003e available online.\u003c\/p\u003e","brand":"JJ Building Materials","offers":[{"title":"15mm","offer_id":50802393186646,"sku":"145913","price":38.02,"currency_code":"GBP","in_stock":true},{"title":"22mm","offer_id":50802393219414,"sku":"145915","price":54.16,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0905\/4509\/4998\/files\/adey-electroscale2-compression-scale-reducer-9886965.jpg?v=1772662451"},{"product_id":"adey-15mm-magnascale2-compression-scale-reducer","title":"Adey 15mm MagnaScale2 Compression Scale Reducer","description":"If you live in a hard water area, you know how quickly limescale can build up and damage your plumbing and appliances. The Adey 15mm MagnaScale2 Compression Scale Reducer is specifically designed for properties where water hardness exceeds 200ppm. It offers a simple and effective way to protect your home from the long-term effects of limescale—without the need for maintenance or ongoing running costs.\n\nMagnaScale2 is ideal for protecting individual appliances such as combination boilers, water heaters, and electric showers. It works by reducing the likelihood of scale forming inside your system, helping extend the life of appliances and maintain their energy efficiency. This WRAS-approved device uses a passive magnetic system to condition the water, and it operates silently and continuously once fitted.\n\nOne of its greatest strengths is flexibility—MagnaScale2 can be installed on both horizontal and vertical 15mm pipework. To ensure optimal performance, it should be installed as close as possible to the appliance it’s protecting, while staying within its specified maximum operating temperature. Its compression slip socket design makes installation quick, easy, and mess-free—no power supply or complicated setup required.\n\nCompliant with Part L of the Building Regulations, the MagnaScale2 ensures your installation meets the requirement for reducing limescale in systems fed by mains water. It's a reliable, environmentally friendly addition to any home in a hard water area.\n\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e \u003ch4\u003eHow does MagnaScale2 help with limescale?\u003c\/h4\u003e MagnaScale2 uses a magnetic field to alter how minerals in hard water behave. This helps prevent the minerals from sticking to the inside of pipes and appliances, reducing the formation of limescale. \u003cbr\u003e \u003ch4\u003eDoes it need power or ongoing maintenance?\u003c\/h4\u003e No, MagnaScale2 is completely maintenance-free and requires no electricity. Once installed, it works continuously with no additional costs or servicing needed. \u003cbr\u003e \u003ch4\u003eWhere should I install MagnaScale2 for best results?\u003c\/h4\u003e For maximum protection, it should be installed as close as possible to the appliance you’re protecting, such as a boiler or water heater. It can be fitted on both horizontal and vertical pipework for added convenience.\u003cbr\u003e\u003cp\u003eCheck out our full range of \u003ca href=\"https:\/\/jjbuildingmaterials.co.uk\/collections\/plumbing-supplies\"\u003eplumbing supplies\u003c\/a\u003e.\u003c\/p\u003e\u003cp\u003eBrowse more \u003ca href=\"https:\/\/jjbuildingmaterials.co.uk\/collections\/compression-fittings\"\u003ecompression fittings\u003c\/a\u003e available online.\u003c\/p\u003e","brand":"JJ Building Materials","offers":[{"title":"Default Title","offer_id":50802393252182,"sku":"145917","price":32.79,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0905\/4509\/4998\/files\/adey-15mm-magnascale2-compression-scale-reducer-6903893.jpg?v=1772662451"},{"product_id":"davant-mdpe-compression-union-valve-x-female","title":"Davant MDPE Compression Union Valve X Female","description":"The Davant MDPE Compression Union Valve x Female is a practical and dependable solution for managing water flow in underground or external plumbing systems. Designed to be used with MDPE (Medium Density Polyethylene) pipework, this valve is essential for isolating water supply quickly and easily—perfect when repair or maintenance work needs to be done without shutting off the entire system.\n\nThis union valve features a female threaded end and a compression fitting, allowing for simple connection to MDPE pipe on one side and a threaded fitting on the other. The easy-to-use lever handle allows you to stop or restore water flow with a single turn—ideal for both domestic and commercial applications such as garden supplies, external taps, or rural water networks.\n\nConstructed for durability and long service life, this valve is suitable for cold water systems and can withstand outdoor environments. The compression fitting design means you won’t need specialist tools or heat—just tighten the nuts to create a secure and watertight connection.\n\nAvailable in several sizes to suit different installations:\n\n20mm x 1\/2”\n\n25mm x 3\/4”\n\n32mm x 1”\n\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e \u003ch4\u003eWhat does this valve do?\u003c\/h4\u003e This valve isolates water flow in an MDPE pipe system. Turning the lever shuts off the water, allowing you to carry out maintenance or repairs without affecting the rest of the supply. \u003cbr\u003e \u003ch4\u003eCan it be used above ground?\u003c\/h4\u003e Yes, although commonly used in below-ground installations, this valve can be used above ground as long as it is protected from prolonged UV exposure or extreme weather conditions. \u003cbr\u003e \u003ch4\u003eIs this valve suitable for drinking water systems?\u003c\/h4\u003e Yes, it's designed for use in domestic and commercial cold water systems, including those supplying drinking water, provided it is installed in accordance with regulations and appropriate fittings are used.\u003cbr\u003e\u003cp\u003eCheck out our full range of \u003ca href=\"https:\/\/jjbuildingmaterials.co.uk\/collections\/plumbing-supplies\"\u003eplumbing supplies\u003c\/a\u003e.\u003c\/p\u003e\u003cp\u003eBrowse more \u003ca href=\"https:\/\/jjbuildingmaterials.co.uk\/collections\/compression-fittings\"\u003ecompression fittings\u003c\/a\u003e available online.\u003c\/p\u003e","brand":"Davant","offers":[{"title":"20mm x 1\/2”","offer_id":50802393284950,"sku":"145302","price":11.81,"currency_code":"GBP","in_stock":true},{"title":"25mm x 3\/4”","offer_id":50802393317718,"sku":"145303","price":15.17,"currency_code":"GBP","in_stock":true},{"title":"32mm x 1”","offer_id":50802393350486,"sku":"145304","price":16.51,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0905\/4509\/4998\/files\/davant-mdpe-compression-union-valve-x-female-9127338.jpg?v=1772662451"},{"product_id":"davant-mdpe-pe-pe-compression-valve","title":"Davant MDPE PE-PE Compression Valve","description":"The Davant MDPE PE-PE Compression Valve is a simple yet essential component for controlling the flow of water in MDPE (Medium Density Polyethylene) pipe systems. Whether you're working on a new installation or need to isolate part of an existing system for repairs, this valve allows you to shut off the water supply with a quick turn of the lever.\n\nDesigned with PE x PE compression ends, this valve connects easily to MDPE pipework at both ends, making it ideal for underground water mains, external plumbing, or irrigation systems. The robust lever handle offers instant control—turn it to stop the water when servicing is required, or open it fully to restore flow once work is complete.\n\nBuilt for durability and reliability, this valve is suitable for both domestic and commercial use. It’s commonly found in garden water systems, private supply networks, farms, caravan parks, and any property where water control is needed outside of the main building. The compression fittings make installation straightforward—no heat or specialist tools required, just a few turns with a spanner.\n\nAvailable sizes:\n\n20mm\n\n25mm\n\n32mm\n\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e \u003ch4\u003eWhat is the PE-PE valve used for?\u003c\/h4\u003e This valve is used to isolate the flow of water in MDPE pipe systems. It’s particularly helpful during repairs, upgrades, or emergency shutdowns when you need to stop the water quickly and safely. \u003cbr\u003e \u003ch4\u003eIs this valve suitable for drinking water?\u003c\/h4\u003e Yes, as long as it is installed properly with compatible MDPE fittings, this valve is suitable for cold water supply systems, including potable (drinking) water, in line with standard plumbing regulations. \u003cbr\u003e \u003ch4\u003eDo I need special tools to install it?\u003c\/h4\u003e No special tools are needed. The valve uses standard compression fittings, which means you only need a spanner or wrench to tighten the nuts and secure the connection. It's a quick and mess-free installation.\u003cbr\u003e\u003cp\u003eCheck out our full range of \u003ca href=\"https:\/\/jjbuildingmaterials.co.uk\/collections\/plumbing-supplies\"\u003eplumbing supplies\u003c\/a\u003e.\u003c\/p\u003e\u003cp\u003eBrowse more \u003ca href=\"https:\/\/jjbuildingmaterials.co.uk\/collections\/compression-fittings\"\u003ecompression fittings\u003c\/a\u003e available online.\u003c\/p\u003e","brand":"Davant","offers":[{"title":"20mm","offer_id":50802393416022,"sku":"145307","price":11.16,"currency_code":"GBP","in_stock":true},{"title":"25mm","offer_id":50802393448790,"sku":"145308","price":15.85,"currency_code":"GBP","in_stock":true},{"title":"32mm","offer_id":50802393481558,"sku":"145309","price":17.94,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0905\/4509\/4998\/files\/davant-mdpe-pe-pe-compression-valve-6712153.jpg?v=1772662450"},{"product_id":"flexigas-copper-compression","title":"FlexiGas Copper Compression","description":"The FlexiGas Copper Compression Elbow is a high-quality, purpose-built fitting designed for connecting FlexiGas piping to copper pipework at a 90-degree angle. Whether you’re working on a new gas installation or adapting an existing one, this elbow provides a secure, leak-resistant transition between flexible gas pipe and traditional copper piping—ideal for both domestic and commercial systems.\n\nWith robust compression fittings, the elbow eliminates the need for soldering, welding, or specialist equipment. Installation is quick and simple—just tighten the compression nuts for a strong, reliable connection. This not only saves time on-site but also provides flexibility for working in tighter or more complex spaces.\n\nCrafted for compatibility and long-lasting performance, the FlexiGas Copper Elbow is suitable for natural gas and LPG installations. It’s designed to meet modern gas safety standards while offering ease of use for gas engineers and installers.\n\n\u003ch3\u003eAvailable Sizes\u003c\/h3\u003e\nDN15 x 22mm\n\nDN15 x 28mm\n\nDN22 x 28mm\n\nDN28 x 35mm\n\nDN32 x 42mm\n\nDN40 x 28mm\n\nDN40 x 35mm\n\nDN40 x 42mm\n\nDN40 x 54mm\n\nWith a wide range of size options, this elbow is adaptable for a variety of project requirements, from small residential jobs to large-scale commercial installations.\n\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e \u003ch4\u003eWhat is this elbow fitting used for?\u003c\/h4\u003e It’s used to connect FlexiGas pipe to copper pipework at a 90-degree bend, making it perfect for routing around corners or adapting layouts where straight connections aren’t practical. \u003cbr\u003e \u003ch4\u003eIs this suitable for both LPG and natural gas?\u003c\/h4\u003e Yes, the FlexiGas Copper Compression Elbow is designed for use with both natural gas and LPG systems, providing a safe and approved connection for a variety of installations. \u003cbr\u003e \u003ch4\u003eDo I need special tools to install it?\u003c\/h4\u003e No specialist tools are required. This elbow uses standard compression fittings, so you can install it using basic spanners—no soldering, threading, or gas welding needed.\u003cbr\u003e\u003cp\u003eCheck out our full range of \u003ca href=\"https:\/\/jjbuildingmaterials.co.uk\/collections\/plumbing-supplies\"\u003eplumbing supplies\u003c\/a\u003e.\u003c\/p\u003e\u003cp\u003eBrowse more \u003ca href=\"https:\/\/jjbuildingmaterials.co.uk\/collections\/compression-fittings\"\u003ecompression fittings\u003c\/a\u003e available online.\u003c\/p\u003e","brand":"JJ Building Materials","offers":[{"title":"DN15  x 22mm","offer_id":50802393514326,"sku":"144215","price":7.86,"currency_code":"GBP","in_stock":true},{"title":"DN15  x 28mm","offer_id":50802393547094,"sku":"144216","price":8.78,"currency_code":"GBP","in_stock":true},{"title":"DN22  x 28mm","offer_id":50802393579862,"sku":"144217","price":11.6,"currency_code":"GBP","in_stock":true},{"title":"DN28  x 35mm","offer_id":50802393612630,"sku":"144218","price":22.2,"currency_code":"GBP","in_stock":true},{"title":"DN32  x 42mm","offer_id":50802393645398,"sku":"144219","price":33.03,"currency_code":"GBP","in_stock":true},{"title":"DN40  x 28mm","offer_id":50802393678166,"sku":"144220","price":45.5,"currency_code":"GBP","in_stock":true},{"title":"DN40  x 35mm","offer_id":50802393710934,"sku":"144221","price":45.5,"currency_code":"GBP","in_stock":true},{"title":"DN40  x 42mm","offer_id":50802393743702,"sku":"144222","price":45.5,"currency_code":"GBP","in_stock":true},{"title":"DN40  x 54mm","offer_id":50802393776470,"sku":"144223","price":45.5,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0905\/4509\/4998\/files\/flexigas-copper-compression-3686092.jpg?v=1772662456"},{"product_id":"grant-uflex-compression-repair-connector","title":"Grant Uflex Compression Repair Connector","description":"The Grant Uflex Compression Repair Connector is a handy and reliable solution for repairing underfloor heating pipework quickly and with minimal disruption. Designed specifically for use with Grant’s Uflex underfloor heating systems, this connector allows you to join or repair lengths of pipe securely using a compression connection—no heat, glue, or specialist welding tools required.\n\nWhether you’re dealing with accidental pipe damage during construction or making alterations to an existing system, this compression repair connector provides a simple and efficient fix. Its robust construction ensures a secure, watertight seal that can withstand typical heating system pressures and temperatures, making it a dependable choice for both professional installers and experienced DIYers.\n\nInstallation is straightforward: just cut the damaged section of pipe cleanly, insert the ends into the connector, and tighten the compression nuts. It's a fast, mess-free solution that restores the system with minimal downtime and no need to replace entire pipe runs.\n\nIdeal for use in domestic or light commercial settings, this compact and discreet connector is an essential part of any underfloor heating maintenance kit.\n\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e \u003ch4\u003eWhat is the Grant Uflex Repair Connector used for?\u003c\/h4\u003e It's designed to repair damaged sections of Grant Uflex underfloor heating pipe. Instead of replacing an entire length of pipe, this connector allows you to cut out the damaged area and reconnect the system quickly and securely. \u003cbr\u003e \u003ch4\u003eDo I need any special tools to install this connector?\u003c\/h4\u003e No specialist tools are needed. Just ensure the pipe ends are cut cleanly and square, then use standard spanners to tighten the compression fittings for a watertight seal. \u003cbr\u003e \u003ch4\u003eIs this connector compatible with other pipe brands?\u003c\/h4\u003e While it's specifically designed for Grant Uflex systems, it may be compatible with other underfloor heating pipes of the same size and material. However, for guaranteed performance and compliance, it’s best used with official Uflex pipework.\u003cbr\u003e\u003cp\u003eCheck out our full range of \u003ca href=\"https:\/\/jjbuildingmaterials.co.uk\/collections\/plumbing-supplies\"\u003eplumbing supplies\u003c\/a\u003e.\u003c\/p\u003e\u003cp\u003eBrowse more \u003ca href=\"https:\/\/jjbuildingmaterials.co.uk\/collections\/compression-fittings\"\u003ecompression fittings\u003c\/a\u003e available online.\u003c\/p\u003e","brand":"Grant","offers":[{"title":"Default Title","offer_id":50802393907542,"sku":"147809","price":3.67,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0905\/4509\/4998\/files\/grant-uflex-compression-repair-connector-9550461.jpg?v=1772662450"},{"product_id":"grant-uflex-mini-compression-repair-connector","title":"Grant Uflex MINI Compression Repair Connector","description":"The Grant Uflex MINI Compression Repair Connector is a compact yet highly effective solution for repairing small sections of underfloor heating pipe within the Grant Uflex MINI system. Whether you're dealing with accidental damage during installation or fixing a minor leak, this precision-designed connector allows you to carry out quick, secure repairs without the need for replacing large pipe runs.\n\nMade with high-quality materials to ensure durability and a tight seal, the MINI Compression Repair Connector is specifically designed for Grant’s Uflex MINI pipework, which features smaller pipe diameters suited for tight, low-profile heating installations. Its small size makes it ideal for use in confined spaces, where standard fittings may not fit or are too bulky.\n\nThanks to its compression fitting design, installation is simple and does not require any heat, adhesives, or special tools. Just cut out the damaged pipe section, insert the ends into the connector, and tighten the compression nuts. It’s a clean, fast, and effective solution that keeps disruption to a minimum.\n\nPerfect for use in domestic applications, the Grant Uflex MINI Repair Connector is an essential part of any installer’s or homeowner’s maintenance toolkit.\n\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e \u003ch4\u003eWhat makes the MINI version different from the standard repair connector?\u003c\/h4\u003e The MINI version is specifically designed for Grant’s Uflex MINI underfloor heating systems, which use smaller diameter pipes. It’s more compact, making it perfect for use in tight spaces or low-profile floor constructions. \u003cbr\u003e \u003ch4\u003eCan I install the connector myself?\u003c\/h4\u003e If you're confident with basic plumbing tasks, yes. Just ensure the pipe is cleanly cut and properly inserted before tightening the compression nuts. However, if you're unsure, it's always best to consult a qualified installer to avoid any risk of leaks. \u003cbr\u003e \u003ch4\u003eIs this connector suitable for high-temperature systems?\u003c\/h4\u003e Yes, it is designed to withstand the typical operating temperatures and pressures of underfloor heating systems, including high-efficiency setups. Always ensure compatibility with your specific pipe type and system guidelines.\u003cbr\u003e\u003cp\u003eCheck out our full range of \u003ca href=\"https:\/\/jjbuildingmaterials.co.uk\/collections\/plumbing-supplies\"\u003eplumbing supplies\u003c\/a\u003e.\u003c\/p\u003e\u003cp\u003eBrowse more \u003ca href=\"https:\/\/jjbuildingmaterials.co.uk\/collections\/compression-fittings\"\u003ecompression fittings\u003c\/a\u003e available online.\u003c\/p\u003e","brand":"Grant","offers":[{"title":"Default Title","offer_id":50802393940310,"sku":"147810","price":7.81,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0905\/4509\/4998\/files\/grant-uflex-mini-compression-repair-connector-7361135.jpg?v=1772662450"},{"product_id":"drayton-compression-elbow-chrome","title":"Drayton Compression Elbow (Chrome)","description":"The Drayton Compression Elbow (Chrome) is a sleek and practical plumbing fitting designed to provide a neat 90-degree turn in copper pipework. Whether you're working on a domestic heating system or a small-scale renovation project, this elbow fitting allows you to change pipe direction while maintaining a secure, leak-free connection.\n\nFinished in a polished chrome plating, it adds a modern and professional look—perfect for visible installations where aesthetics matter, such as under sinks, behind radiators, or in exposed pipework within bathrooms and kitchens.\n\nThanks to its compression fitting design, installation is quick and hassle-free. There’s no need for heat or solder—simply insert the copper pipes and tighten the nuts with a spanner to create a watertight seal. This makes it ideal for both professional plumbers and DIY enthusiasts alike.\n\nThe Drayton Compression Elbow is available in two common pipe sizes:\n\n10mm\n\n15mm\n\nThis gives you flexibility for use in a variety of domestic heating or plumbing systems, especially when space is limited or a clean, angular transition is needed.\n\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e \u003ch4\u003eWhere would I typically use a chrome compression elbow?\u003c\/h4\u003e Chrome compression elbows are often used in visible areas—like bathrooms or kitchens—where you want a tidy, polished finish. They're ideal for tight corners and redirection of pipework around walls or fittings. \u003cbr\u003e \u003ch4\u003eIs this elbow suitable for both hot and cold water systems?\u003c\/h4\u003e Yes, the Drayton Chrome Compression Elbow is suitable for use with both hot and cold water systems, including domestic heating circuits, provided you choose the correct pipe size for your system. \u003cbr\u003e \u003ch4\u003eDo I need any special tools to install this elbow?\u003c\/h4\u003e No specialist tools are required. A couple of standard spanners or adjustable wrenches are all you need to tighten the compression nuts securely—no soldering, flux, or torches involved.\u003cbr\u003e\u003cp\u003eCheck out our full range of \u003ca href=\"https:\/\/jjbuildingmaterials.co.uk\/collections\/plumbing-supplies\"\u003eplumbing supplies\u003c\/a\u003e.\u003c\/p\u003e\u003cp\u003eBrowse more \u003ca href=\"https:\/\/jjbuildingmaterials.co.uk\/collections\/compression-fittings\"\u003ecompression fittings\u003c\/a\u003e available online.\u003c\/p\u003e","brand":"Drayton","offers":[{"title":"10mm","offer_id":50802393973078,"sku":"147313","price":2.58,"currency_code":"GBP","in_stock":true},{"title":"15mm","offer_id":50802394005846,"sku":"147314","price":3.24,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0905\/4509\/4998\/files\/drayton-compression-elbow-chrome-2022208.jpg?v=1772662450"},{"product_id":"grant-solar-15mm-connector-flex-pipe-compression-fitting-dn16-2pc","title":"Grant Solar 15mm Connector Flex Pipe Compression Fitting (DN16) (2pc)","description":"The Grant Solar 15mm Connector Flex Pipe Compression Fitting (DN16) is a high-performance component designed specifically for use in solar thermal water heating systems. Whether you're installing a new system or maintaining an existing one, this pair of fittings provides a safe, secure, and leak-resistant connection between flexible solar pipes.\n\nBuilt to handle the demands of high-pressure and high-temperature environments typical of solar thermal setups, these compression fittings ensure your system performs efficiently and reliably over time. Designed for 15mm flexible pipes (DN16), they’re compatible with standard solar pipe sizes used in residential and light commercial installations.\n\nThe fittings use a compression mechanism—simply insert the pipe and tighten the nut to form a tight seal. No special tools or soldering required, which means a quicker, cleaner installation. The two-piece design makes them easy to assemble and just as simple to remove, which is especially helpful during routine maintenance or part replacements.\n\nThese fittings are made from robust, heat-resistant materials that can endure the tough conditions associated with solar thermal systems, offering both durability and peace of mind. Their flexible compatibility makes them ideal for a wide range of layouts, helping installers create efficient and adaptable systems.\n\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e \u003ch4\u003eWhat is this fitting used for in a solar thermal system?\u003c\/h4\u003e This fitting connects flexible solar pipes to other system components, such as pumps, cylinders, or control units. It ensures a tight, leak-free joint that can withstand the high pressures and temperatures generated by solar heating systems. \u003cbr\u003e \u003ch4\u003eDo I need any special tools to install this fitting?\u003c\/h4\u003e No, the compression design means you only need standard spanners to tighten the nuts. There's no need for soldering, adhesives, or specialist solar tools, making installation fast and straightforward. \u003cbr\u003e \u003ch4\u003eIs it suitable for all solar thermal systems?\u003c\/h4\u003e These fittings are designed specifically for DN16 (15mm) flexible solar pipes, which are widely used in many domestic systems. However, always check compatibility with your specific solar kit or consult your installer to ensure a proper fit.\u003cbr\u003e\u003cp\u003eCheck out our full range of \u003ca href=\"https:\/\/jjbuildingmaterials.co.uk\/collections\/plumbing-supplies\"\u003eplumbing supplies\u003c\/a\u003e.\u003c\/p\u003e\u003cp\u003eBrowse more \u003ca href=\"https:\/\/jjbuildingmaterials.co.uk\/collections\/compression-fittings\"\u003ecompression fittings\u003c\/a\u003e available online.\u003c\/p\u003e","brand":"Grant","offers":[{"title":"Default Title","offer_id":50802394071382,"sku":"146235","price":22.32,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0905\/4509\/4998\/files\/grant-solar-15mm-connector-flex-pipe-compression-fitting-dn16-2pc-5554850.jpg?v=1772662450"},{"product_id":"dial-up-adjustable-1-5-6-prv-bar-315i-28mm-compression","title":"Dial Adjustable 1.5-6 Prv Bar 315I 28mm Compression","description":"\u003cp\u003eThe Dial Adjustable PRV (Pressure Reducing Valve) 315I is a versatile and essential component designed to regulate and maintain water pressure within plumbing and heating systems. With a large 28mm compression fitting, this valve is ideal for larger domestic systems or light commercial installations where high flow capacity is required. This model allows pressure adjustment between 1.5 and 6 bar, making it suitable for a wide range of setups depending on your system’s requirements. The easy-to-use dial means you can fine-tune the pressure with precision—helping protect pipes, appliances, and fixtures from pressure-related damage while ensuring optimal system performance. Fitted with robust 28mm compression ends, the PRV 315I offers a secure, solder-free connection to copper pipework. Installation is quick and clean, requiring only standard spanners to tighten the fittings—ideal for professionals looking to save time on-site or for those completing high-capacity domestic installations. Made from high-quality materials, this pressure-reducing valve is built to last, even under continuous use. It’s an excellent solution for maintaining safe and stable pressure levels in larger heating or potable water systems.\u003c\/p\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003ch4\u003eWhat does this PRV do in a plumbing system?\u003c\/h4\u003e\n\u003cp\u003eIt regulates and stabilises water pressure entering the system. By reducing incoming pressure, it helps prevent damage to pipework, boilers, taps, and other appliances caused by excessively high pressure. \u003cbr\u003e\u003c\/p\u003e\n\u003ch4\u003eIs the pressure setting adjustable?\u003c\/h4\u003e\n\u003cp\u003eYes, the dial allows you to easily adjust the outlet pressure from 1.5 to 6 bar, giving you full control based on the needs of your particular installation. \u003cbr\u003e\u003c\/p\u003e\n\u003ch4\u003eDo I need to solder the valve during installation?\u003c\/h4\u003e\n\u003cp\u003eNo soldering is required. The valve is designed with 28mm compression ends, so you only need to tighten the fittings with a spanner for a strong, watertight connection. It's a straightforward install for most plumbing setups.\u003c\/p\u003e\u003cbr\u003e\u003cp\u003eCheck out our full range of \u003ca href=\"https:\/\/jjbuildingmaterials.co.uk\/collections\/plumbing-supplies\"\u003eplumbing supplies\u003c\/a\u003e.\u003c\/p\u003e\u003cp\u003eBrowse more \u003ca href=\"https:\/\/jjbuildingmaterials.co.uk\/collections\/compression-fittings\"\u003ecompression fittings\u003c\/a\u003e available online.\u003c\/p\u003e","brand":"Dial","offers":[{"title":"Default Title","offer_id":50802394104150,"sku":"146685","price":208.49,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0905\/4509\/4998\/files\/dial-adjustable-15-6-prv-bar-315i-28mm-compression-6580248.jpg?v=1772662450"},{"product_id":"rwc-315i-1-5-6-bar-pressure-reducing-valve-28mm-compression","title":"Rwc 315I 1.5-6 Bar Pressure Reducing Valve 28mm Compression","description":"The RWC 315I Pressure Reducing Valve is a reliable and highly adjustable solution for managing water pressure in plumbing systems. Designed with 28mm compression connections, this valve is ideal for larger domestic or light commercial installations where consistent pressure is crucial for both safety and performance.\n\nWith an adjustable pressure range of 1.5 to 6 bar, the 315I model gives you full control over the pressure within your system. It helps protect components such as boilers, cylinders, pipes, and taps from damage caused by high or fluctuating water pressure. Whether you're installing a new system or upgrading an existing one, this PRV helps maintain stable pressure and extend the lifespan of your plumbing equipment.\n\nInstallation is quick and easy thanks to its compression fitting design. There’s no need for soldering—just insert your 28mm copper pipework and tighten the nuts using standard spanners. The dial-up feature allows for simple adjustment of the pressure without the need to dismantle the unit, making it a user-friendly option for both installers and property owners.\n\nBuilt from durable, high-quality materials, the RWC 315I is WRAS-approved and designed to perform reliably over the long term. It’s a smart addition to any system where pressure control is essential.\n\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e \u003ch4\u003eWhat is the function of a pressure reducing valve?\u003c\/h4\u003e A pressure reducing valve regulates incoming water pressure to a safe, consistent level. It protects your plumbing system from excessive pressure, which can lead to leaks, noisy pipework, or damaged appliances. \u003cbr\u003e \u003ch4\u003eIs the pressure range adjustable?\u003c\/h4\u003e Yes, the RWC 315I allows you to adjust the outlet pressure from 1.5 to 6 bar using its integrated dial. This gives you flexibility to set the right pressure for your specific system requirements. \u003cbr\u003e \u003ch4\u003eDo I need a plumber to install it?\u003c\/h4\u003e While professional installation is always recommended for safety and compliance, the compression fitting design makes this valve relatively easy to install with standard plumbing tools—no soldering required. It’s suitable for confident DIYers with plumbing experience.\u003cbr\u003e\u003cp\u003eCheck out our full range of \u003ca href=\"https:\/\/jjbuildingmaterials.co.uk\/collections\/plumbing-supplies\"\u003eplumbing supplies\u003c\/a\u003e.\u003c\/p\u003e\u003cp\u003eBrowse more \u003ca href=\"https:\/\/jjbuildingmaterials.co.uk\/collections\/compression-fittings\"\u003ecompression fittings\u003c\/a\u003e available online.\u003c\/p\u003e","brand":"JJ Building Materials","offers":[{"title":"Default Title","offer_id":50802394136918,"sku":"146696","price":186.91,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0905\/4509\/4998\/files\/rwc-315i-15-6-bar-pressure-reducing-valve-28mm-compression-9243221.jpg?v=1772662450"},{"product_id":"compression-adaptor-28mm-x-1-1-4-male-iron-straight","title":"Compression Adaptor 28mm x 1.1\/4\" Male Iron Straight","description":"The Compression Adaptor 28mm x 1¼\" Male Iron Straight is a practical and durable fitting designed to join 28mm copper pipework to a 1¼\" female threaded connection. Whether you’re working on a domestic plumbing installation or a larger-scale commercial system, this adaptor provides a strong, reliable link between copper and threaded iron components.\n\nThis straight adaptor uses a compression fitting on one end for easy connection to standard 28mm copper pipe, while the other end features a male iron thread. It’s ideal for connecting to pumps, valves, tanks, or other components that use BSP threaded ports.\n\nInstallation is simple and solder-free—perfect for jobs where you want to avoid the mess and complexity of heat-based joints. All you need is a pair of spanners to tighten the fitting, making it a great option for professional plumbers and experienced DIYers alike.\n\nMade from high-quality materials, this adaptor is built to handle the pressures and temperatures of most hot and cold water systems. Its robust construction also makes it suitable for heating circuits and sealed systems where secure, leak-free connections are essential.\n\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e \u003ch4\u003eWhat is this adaptor used for?\u003c\/h4\u003e This adaptor connects 28mm copper pipe to a 1¼\" female BSP threaded fitting. It’s commonly used to link pipework to pumps, valves, water storage tanks, or other threaded components in plumbing and heating systems. \u003cbr\u003e \u003ch4\u003eDo I need to solder this fitting?\u003c\/h4\u003e No, the compression end is designed to be installed without any soldering or heat. Just insert the copper pipe and tighten the nut using standard plumbing tools for a secure and leak-proof connection. \u003cbr\u003e \u003ch4\u003eIs it suitable for hot water and heating systems?\u003c\/h4\u003e Yes, the adaptor is made from materials that can withstand the pressures and temperatures typically found in domestic and light commercial hot water or central heating systems.\u003cbr\u003e\u003cp\u003eCheck out our full range of \u003ca href=\"https:\/\/jjbuildingmaterials.co.uk\/collections\/plumbing-supplies\"\u003eplumbing supplies\u003c\/a\u003e.\u003c\/p\u003e\u003cp\u003eBrowse more \u003ca href=\"https:\/\/jjbuildingmaterials.co.uk\/collections\/compression-fittings\"\u003ecompression fittings\u003c\/a\u003e available online.\u003c\/p\u003e","brand":"JJ Building Materials","offers":[{"title":"Default Title","offer_id":50802394169686,"sku":"143757","price":2.63,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0905\/4509\/4998\/files\/compression-adaptor-28mm-x-114-male-iron-straight-2188582.jpg?v=1772662451"},{"product_id":"compression-red-handle-t-bar-butterfly-valve","title":"Compression Red Handle T Bar Butterfly Valve","description":"The Compression Red Handle T-Bar Butterfly Valve is a practical and easy-to-use flow control solution for domestic and commercial plumbing systems. Available in both 15mm and 22mm sizes, this valve allows you to control the flow of water or other fluids with precision and ease—making it ideal for both new installations and system maintenance.\n\nThis valve features compression fittings, meaning it can be securely connected to copper pipework without the need for soldering, heat, or specialist tools. Simply tighten the nuts to create a strong, watertight seal. It’s a quick, clean, and efficient installation method suitable for professionals and competent DIYers alike.\n\nThe standout feature is its red T-bar handle, designed for smooth manual operation. This handle offers a clear, visible indication of whether the valve is open or closed, making system control and troubleshooting straightforward. The internal butterfly mechanism uses a rotating disc to regulate the flow, giving you reliable shut-off or flow control with a simple quarter turn.\n\nWhether you're isolating a section of your plumbing system, managing water to an appliance, or controlling fluid flow in a commercial setup, this valve offers a dependable and user-friendly solution.\n\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e \u003ch4\u003eWhat is a butterfly valve, and how is it different from other valves?\u003c\/h4\u003e A butterfly valve uses a rotating disc to control fluid flow. Unlike ball or gate valves, it provides fast shut-off with a simple quarter turn and is often more compact. The red T-bar handle makes operation quick and clear. \u003cbr\u003e \u003ch4\u003eDo I need any special tools to install this valve?\u003c\/h4\u003e No special tools are required. This valve uses standard compression fittings, so all you need is a couple of spanners to tighten the nuts securely. It’s ideal for a solder-free, fuss-free installation. \u003cbr\u003e \u003ch4\u003eIs this valve suitable for hot and cold water systems?\u003c\/h4\u003e Yes, the valve is suitable for both hot and cold water applications in domestic or light commercial systems. Always ensure you're using the correct size (15mm or 22mm) for your pipework to maintain performance and safety.\u003cbr\u003e\u003cp\u003eCheck out our full range of \u003ca href=\"https:\/\/jjbuildingmaterials.co.uk\/collections\/plumbing-supplies\"\u003eplumbing supplies\u003c\/a\u003e.\u003c\/p\u003e\u003cp\u003eBrowse more \u003ca href=\"https:\/\/jjbuildingmaterials.co.uk\/collections\/compression-fittings\"\u003ecompression fittings\u003c\/a\u003e available online.\u003c\/p\u003e","brand":"JJ Building Materials","offers":[{"title":"15mm","offer_id":50802394202454,"sku":"143008","price":3.41,"currency_code":"GBP","in_stock":true},{"title":"22mm","offer_id":50802394235222,"sku":"143009","price":4.58,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0905\/4509\/4998\/files\/compression-red-handle-t-bar-butterfly-valve-7349656.jpg?v=1772662452"},{"product_id":"compression-t-bar-handle-butterfly-valve","title":"Compression T Bar Handle Butterfly Valve","description":"The Compression T-Bar Handle Butterfly Valve is a practical and reliable solution for controlling the flow of fluids in plumbing systems. Designed for ease of use and long-lasting performance, this valve is commonly found in both larger residential and commercial installations, where managing water flow efficiently is essential.\n\nThis valve features robust compression fittings, which means it can be connected directly to copper pipework without the need for soldering, welding, or adhesives. It’s a straightforward, mess-free installation—just tighten the compression nuts using basic tools, and the job is done. This makes it a popular choice among professional plumbers and confident DIYers alike.\n\nAt the heart of the valve is a butterfly mechanism—an internal disc that rotates on a central axis to either restrict or allow flow through the pipe. The external red T-bar handle gives you full manual control, offering clear, visual feedback on whether the valve is open, closed, or partially open for fine flow adjustment.\n\nThe T-bar handle design ensures a comfortable grip and smooth operation, even in tight or awkward spaces. It’s ideal for isolating parts of a system, managing water supply to specific appliances, or shutting off zones during maintenance work.\n\nAvailable sizes:\n\n15mm\n\n22mm\n\n28mm\n\nThese size options make the valve suitable for a variety of applications, from standard domestic pipework to higher-capacity commercial systems.\n\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e \u003ch4\u003eWhat is a butterfly valve used for in plumbing?\u003c\/h4\u003e A butterfly valve is used to control the flow of water or other fluids in a pipe. The internal disc pivots to either block, partially allow, or fully permit flow, making it ideal for both isolation and flow regulation. \u003cbr\u003e \u003ch4\u003eIs the T-bar handle easy to operate?\u003c\/h4\u003e Yes, the red T-bar handle provides a firm, ergonomic grip and rotates smoothly for easy operation. It also clearly shows the valve's position—open or closed—at a glance. \u003cbr\u003e \u003ch4\u003eCan I install this valve myself?\u003c\/h4\u003e If you’re comfortable working with compression fittings, then yes! The valve requires no soldering or heat—just tighten the nuts using standard plumbing tools. Be sure to select the correct pipe size (15mm, 22mm, or 28mm) for your system.\u003cbr\u003e\u003cp\u003eCheck out our full range of \u003ca href=\"https:\/\/jjbuildingmaterials.co.uk\/collections\/plumbing-supplies\"\u003eplumbing supplies\u003c\/a\u003e.\u003c\/p\u003e\u003cp\u003eBrowse more \u003ca href=\"https:\/\/jjbuildingmaterials.co.uk\/collections\/compression-fittings\"\u003ecompression fittings\u003c\/a\u003e available online.\u003c\/p\u003e","brand":"JJ Building Materials","offers":[{"title":"28mm \/ Red","offer_id":50802394267990,"sku":"143010","price":6.75,"currency_code":"GBP","in_stock":true},{"title":"15mm \/ Red","offer_id":50802394300758,"sku":"143011","price":3.41,"currency_code":"GBP","in_stock":true},{"title":"22mm \/ Blue","offer_id":50802394333526,"sku":"143012","price":4.58,"currency_code":"GBP","in_stock":true},{"title":"28mm \/ Blue","offer_id":50802394366294,"sku":"143013","price":6.75,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0905\/4509\/4998\/files\/compression-t-bar-handle-butterfly-valve-5292457.jpg?v=1772662423"}],"url":"https:\/\/jjbuildingmaterials.co.uk\/collections\/compression-fittings.oembed?page=2","provider":"JJ Building Materials","version":"1.0","type":"link"}