{"product_id":"kingspan-kooltherm-k107-pitched-roof-insulation-board","title":"Kingspan Kooltherm K107 Pitched Roof Insulation Board","description":"Kingspan Kooltherm K107 is a high-performance insulation board specifically designed for pitched roof applications. Whether you're working on a new build, a loft conversion, or simply upgrading your existing roof insulation, K107 offers excellent thermal performance with minimal thickness. It's suitable for a wide range of pitched roof elements including slated or tiled roofs, attic floors, dwarf walls, flat ceilings, and dormer windows.\n\nThanks to its lightweight structure and foil-faced design, K107 is easy to handle, cut, and install — perfect for projects where time and efficiency are essential. It's also ideal for retrofit loft conversions where the roof structure remains in place, saving both labour and cost.\n\n\u003ch3\u003eWhy Choose Kooltherm K107?\u003c\/h3\u003e\nProvides excellent insulation performance with a low thermal conductivity of just 0.019 W\/mK\n\nAllows you to achieve low U-values with a thinner board compared to standard insulants\n\nHighly resistant to sagging, ensuring long-term performance\n\nIdeal for turning your attic or loft into a comfortable, usable space\n\nLow emissivity foil facing helps reduce heat loss and improve energy efficiency\n\nCan potentially reduce the need for additional insulated plasterboard\n\nEasy to transport and install, making it suitable for both professional installers and experienced DIYers\n\nBacked by expert technical guidance from Kingspan\n\nBIM objects available for accurate specification in digital design\n\n\u003ch3\u003eAvailable Thicknesses \u0026amp; Pack Coverage\u003c\/h3\u003e\n25mm – approx. 34.56m² per Pack\n\n40mm – approx. 23.04m² per Pack\n\n50mm – approx. 17.28m² per Pack\n\n60mm – approx. 14.40m² per Pack\n\n70mm – approx. 11.52m² per Pack\n\n75mm – approx. 11.52m² per Pack\n\n90mm – approx. 8.64m² per Pack\n\n100mm – approx. 8.64m² per Pack\n\n150mm – approx. 5.73m² per Pack\n\nEach board measures 1200mm x 2400mm and is easy to trim to fit various rafter spacings or awkward angles.\n\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e \u003ch4\u003e1. Can I use Kooltherm K107 for a loft conversion without re-roofing?\u003c\/h4\u003e Yes, K107 is ideal for retrofitting in loft conversions where you’re not replacing the roof. It can be installed between rafters to provide excellent insulation without major structural changes. \u003ch4\u003e2. Does Kooltherm K107 require an additional layer of insulated plasterboard?\u003c\/h4\u003e In many cases, no. Thanks to its high thermal efficiency, K107 can often meet U-value targets on its own, potentially eliminating the need for insulated plasterboard. Always check with your building regs or architect for your specific project. \u003ch4\u003e3. What tools are needed to install Kooltherm K107?\u003c\/h4\u003e The boards are easy to cut using a fine-toothed saw or insulation knife. You’ll also need fixings suitable for your roof type and basic tools like a tape measure, utility knife, and safety gear.","brand":"JJ Building Materials","offers":[{"title":"25mm x 1200mm x 2400mm 34.56m2 (12 Pack)","offer_id":54802535383382,"sku":"162108","price":454.54,"currency_code":"GBP","in_stock":true},{"title":"50mm x 1200mm x 2400mm 17.28m2 (6 Pack)","offer_id":54802535416150,"sku":"162109","price":351.68,"currency_code":"GBP","in_stock":true},{"title":"60mm x 1200mm x 2400mm 14.4m2 (5 Pack)","offer_id":54802535448918,"sku":"162110","price":349.22,"currency_code":"GBP","in_stock":true},{"title":"70mm x 1200mm x 2400mm 11.52m2 (4 Pack)","offer_id":54802535481686,"sku":"162111","price":324.72,"currency_code":"GBP","in_stock":true},{"title":"75mm x 1200mm x 2400mm 11.52m2 (4 Pack)","offer_id":54802535514454,"sku":"162112","price":346.85,"currency_code":"GBP","in_stock":true},{"title":"80mm x 1200mm x 2400mm 11.52m2 (4 Pack)","offer_id":54802535547222,"sku":"162113","price":368.96,"currency_code":"GBP","in_stock":true},{"title":"100mm x 1200mm x 2400mm 8.64m2 (3 Pack)","offer_id":54802535579990,"sku":"162114","price":335.71,"currency_code":"GBP","in_stock":true},{"title":"120mm x 1200mm x 2400mm 5.76m2 (2 Pack)","offer_id":54802535612758,"sku":"162115","price":263.06,"currency_code":"GBP","in_stock":true}],"url":"https:\/\/jjbuildingmaterials.co.uk\/products\/kingspan-kooltherm-k107-pitched-roof-insulation-board","provider":"JJ Building Materials","version":"1.0","type":"link"}