{"product_id":"worcester-80-125-1365mm-vertical-flue-including-adaptor","title":"Worcester 80\/125 1365mm Vertical Flue (Including Adaptor)","description":"\u003ch3\u003eWorcester 80\/125 1365mm Vertical Flue (Including Adaptor)\u003c\/h3\u003e\n\nThe Worcester 80\/125 1365mm Vertical Flue Kit, complete with adaptor, is designed to safely vent combustion gases from Worcester Bosch boilers through a vertical outlet — typically via a pitched or flat roof. It’s an ideal solution for installations where a vertical flue route is required, offering a reliable and efficient way to maintain safe boiler operation.\n\nWith a flue diameter of 80\/125mm and a length of 1365mm, this kit is compatible with a wide range of Worcester Bosch Greenstar models, including Highflow, Condensfit II and FS CDi Regular floor-standing boilers. The included adaptor adds extra flexibility, ensuring a secure connection and a smooth, compliant flue setup.\n\nEngineered from durable, corrosion-resistant materials, the flue is built to withstand long-term exposure to the elements. Its straightforward design allows for quicker, cleaner installation, helping installers achieve a high-quality finish while ensuring optimal boiler performance.\n\n\u003ch3\u003eFAQs\u003c\/h3\u003e\n\u003ch4\u003eWhich boilers is this vertical flue kit compatible with?\u003c\/h4\u003e\n\nIt is suitable for a range of Worcester Bosch Greenstar boilers, including Highflow, Condensfit II, and FS CDi Regular models. Always check your boiler manual for exact compatibility.\n\n\u003ch4\u003eDo I need the included adaptor for installation?\u003c\/h4\u003e\n\nYes — the adaptor is required to ensure a correct and secure connection between the boiler and the vertical flue system.\n\n\u003ch4\u003eCan this flue be installed on both flat and pitched roofs?\u003c\/h4\u003e\n\nYes — the vertical flue is suitable for use on both roof types, provided it is installed by a Gas Safe registered engineer following Worcester Bosch installation 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\/boiler-accessories\"\u003eboiler accessories\u003c\/a\u003e available online.\u003c\/p\u003e","brand":"Worcester","offers":[{"title":"Default Title","offer_id":51955204718934,"sku":"144634","price":174.82,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0905\/4509\/4998\/files\/worcester-80125-1365mm-vertical-flue-including-adaptor-3066214.jpg?v=1772639051","url":"https:\/\/jjbuildingmaterials.co.uk\/products\/worcester-80-125-1365mm-vertical-flue-including-adaptor","provider":"JJ Building Materials","version":"1.0","type":"link"}