{"title":"Cavity Wall Insulation","description":"\u003cp dir=\"ltr\"\u003eWe stock a wide range of Cavity Wall Insulation suitable for all of your new build, self-build and extension projects - including Celotex PIR insulation board, and a selection of glass and rock mineral wool insulation from popular brands such as \u003cspan\u003eKnauf\u003c\/span\u003e, \u003cspan\u003eIsover\u003c\/span\u003e and \u003ca href=\"https:\/\/diybuildingsupplies.co.uk\/collections\/celotex-insulation-boards\" title=\"celotex-insulation\"\u003eCelotex\u003c\/a\u003e.\u003c\/p\u003e","products":[{"product_id":"knauf-dritherm-cavity-slab-37-1200-x-455-x-50mm-6-55m","title":"50mm Knauf Dritherm 37 Mineral Wool Cavity Wall Insulation - 6.55m² (12 Slabs\/Pack)","description":"\u003cp\u003eKnauf Dritherm 37 is a cavity slab insulation made from glass mineral wool. It is designed for use in masonry walls where it can “friction fit” within the wall cavity. It is sized to fit between common wall-tie spacing, and is popular for use in extensions to older properties, or in conjunction with other methods of insulation to achieve a u-value that conforms to building regulations. \u003ca title=\"dritherm-37-insulation\" href=\"https:\/\/diybuildingsupplies.co.uk\/collections\/knauf-dritherm-37-insulation\"\u003eKnauf Dritherm 37\u003c\/a\u003e 50mm is a full-fill insulation measuring 50mm thick, and is designed for 50mm cavities. \u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e50mm thickness.\u003c\/li\u003e\n\u003cli\u003eSuitable for use in external cavity walls.\u003c\/li\u003e\n\u003cli\u003eFull fill cavity insulation slabs.\u003c\/li\u003e\n\u003cli\u003eIdeal for new builds and extensions.\u003c\/li\u003e\n\u003cli\u003eEuroclass A1 resistance to fire.\u003c\/li\u003e\n\u003cli\u003ePack of 12 slabs.\u003c\/li\u003e\n\u003cli\u003eBBA Certified.\u003c\/li\u003e\n\u003cli\u003eComplies to BS EN 13162.\u003c\/li\u003e\n\u003cli\u003eEUCEB Certified.\u003c\/li\u003e\n\u003cli\u003eManufactured in accordance with ISO 50001 Energy Management Systems, ISO 14001 Environmental Management Systems, ISO 45001 Occupational Health and Safety Management Systems and ISO 9001 Quality Management Systems.\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Knauf","offers":[{"title":"Default Title","offer_id":43712094175550,"sku":"316650","price":26.12,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0673\/1281\/2350\/files\/Dritherm-37-50mm.webp?v=1769115201"},{"product_id":"knauf-dritherm-cavity-slab-37-1200-x-455-x-85mm-4-37m","title":"85mm Knauf Dritherm 37 Mineral Wool Cavity Wall Insulation - 4.37m² (8 Slabs\/Pack)","description":"\u003cp\u003eThis pack of Knauf Dritherm 37 in 85mm slabs is designed for use in masonry cavity walls. It is cut to fit between standard wall-tie spacing, and is intended for use as a friction-fit insulation that fills the entire cavity (full-fill insulation). Typically used for insulating extensions to older properties, or in conjunction with other insulating materials to achieved a regulations compliant u-value.  \u003ca href=\"https:\/\/diybuildingsupplies.co.uk\/collections\/knauf-dritherm-37-insulation\"\u003eKnauf Dritherm 37\u003c\/a\u003e is designed for use in 85mm thick cavities. \u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e85mm thickness.\u003c\/li\u003e\n\u003cli\u003eSuitable for use in external cavity walls.\u003c\/li\u003e\n\u003cli\u003eFull fill cavity insulation slabs.\u003c\/li\u003e\n\u003cli\u003eIdeal for new builds and extensions.\u003c\/li\u003e\n\u003cli\u003eEuroclass A1 resistance to fire.\u003c\/li\u003e\n\u003cli\u003ePack of 8 slabs.\u003c\/li\u003e\n\u003cli\u003eBBA Certified.\u003c\/li\u003e\n\u003cli\u003eComplies to BS EN 13162.\u003c\/li\u003e\n\u003cli\u003eEUCEB Certified.\u003c\/li\u003e\n\u003cli\u003eManufactured in accordance with ISO 50001 Energy Management Systems, ISO 14001 Environmental Management Systems, ISO 45001 Occupational Health and Safety Management Systems and ISO 9001 Quality Management Systems.\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Knauf","offers":[{"title":"Default Title","offer_id":43712094241086,"sku":"316656","price":26.25,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0673\/1281\/2350\/files\/Dritherm-37-50mm.webp?v=1769115201"},{"product_id":"knauf-dritherm-cavity-slab-37-1200-x-455-x-100mm","title":"100mm Knauf Dritherm 37 Mineral Wool Cavity Wall Insulation - 6.55m² (12 Slabs\/Pack)","description":"\u003cp\u003e100mm Knauf Dritherm 37 is a glass mineral wool insulation for use in masonry cavity walls. It is designed to friction-fit within the cavity, and is cut to a size intended to fit between standard wall-tie spacing for easy installation. 100mm  \u003ca href=\"https:\/\/diybuildingsupplies.co.uk\/collections\/knauf-dritherm-37-insulation\"\u003eKnauf Dritherm 37\u003c\/a\u003e is a full-fill cavity insulation designed for 100mm cavities, and is often issued in extensions to match existing cavities.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e100mm thickness.\u003c\/li\u003e\n\u003cli\u003eSuitable for use in external cavity walls.\u003c\/li\u003e\n\u003cli\u003eFull fill cavity insulation slabs.\u003c\/li\u003e\n\u003cli\u003eIdeal for new builds and extensions.\u003c\/li\u003e\n\u003cli\u003eEuroclass A1 resistance to fire.\u003c\/li\u003e\n\u003cli\u003ePack of 12 slabs.\u003c\/li\u003e\n\u003cli\u003eBBA Certified.\u003c\/li\u003e\n\u003cli\u003eComplies to BS EN 13162.\u003c\/li\u003e\n\u003cli\u003eEUCEB Certified.\u003c\/li\u003e\n\u003cli\u003eManufactured in accordance with ISO 50001 Energy Management Systems, ISO 14001 Environmental Management Systems, ISO 45001 Occupational Health and Safety Management Systems and ISO 9001 Quality Management Systems.\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Knauf","offers":[{"title":"Default Title","offer_id":43712094339390,"sku":"715831","price":39.38,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0673\/1281\/2350\/files\/Dritherm-37-50mm.webp?v=1769115201"},{"product_id":"knauf-dritherm-cavity-slab-32-1200-x-455-x-100mm-3-28m","title":"100mm Knauf Dritherm 32 Mineral Wool Cavity Wall Insulation - 3.28m² (6 Slabs\/Pack)","description":"\u003cp\u003eKnauf Dritherm 32 is a Glass Mineral Wool cavity slab insulation designed for use in masonry walls. This cavity wall insulation is ideal for new builds or construction of extensions as it is intended to be added during the construction of exterior walls. Measuring 100mm, they are full fill insulation slabs, intended to friction-fit between wall-ties. \u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e100mm thickness.\u003c\/li\u003e\n\u003cli\u003eSuitable for use in external cavity walls.\u003c\/li\u003e\n\u003cli\u003eFull fill cavity insulation slabs.\u003c\/li\u003e\n\u003cli\u003eIdeal for new builds and extensions.\u003c\/li\u003e\n\u003cli\u003eEuroclass A1 resistance to fire.\u003c\/li\u003e\n\u003cli\u003ePack of 6 slabs.\u003c\/li\u003e\n\u003cli\u003eBBA Certified.\u003c\/li\u003e\n\u003cli\u003eComplies to BS EN 13162.\u003c\/li\u003e\n\u003cli\u003eEUCEB Certified.\u003c\/li\u003e\n\u003cli\u003eManufactured in accordance with ISO 50001 Energy Management Systems, ISO 14001 Environmental Management Systems, ISO 45001 Occupational Health and Safety Management Systems and ISO 9001 Quality Management Systems.\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Knauf","offers":[{"title":"Default Title","offer_id":43712094372158,"sku":"715829","price":38.81,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0673\/1281\/2350\/files\/Knauf-Dritherm-32.webp?v=1769114726"},{"product_id":"knauf-dritherm-cavity-slab-32-1200-x-455-x-150mm-2-18m","title":"150mm Knauf Dritherm 32 Mineral Wool Cavity Wall Insulation - 2.18m² (4 Slabs\/Pack)","description":"\u003cp\u003eKnauf Dritherm 32 is a cavity slab insulation made from Glass Mineral Wool  - designed for use in masonry walls. Ideal for new builds and extensions, Knauf Dritherm 32 is a full fill insulation slab, intended to friction-fit within 150mm cavities.  \u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e150mm thickness.\u003c\/li\u003e\n\u003cli\u003eSuitable for use in external cavity walls.\u003c\/li\u003e\n\u003cli\u003eFull fill cavity insulation slabs.\u003c\/li\u003e\n\u003cli\u003eIdeal for new builds and extensions.\u003c\/li\u003e\n\u003cli\u003eEuroclass A1 resistance to fire.\u003c\/li\u003e\n\u003cli\u003ePack of 4 slabs.\u003c\/li\u003e\n\u003cli\u003eBBA Certified.\u003c\/li\u003e\n\u003cli\u003eComplies to BS EN 13162.\u003c\/li\u003e\n\u003cli\u003eEUCEB Certified.\u003c\/li\u003e\n\u003cli\u003eManufactured in accordance with ISO 50001 Energy Management Systems, ISO 14001 Environmental Management Systems, ISO 45001 Occupational Health and Safety Management Systems and ISO 9001 Quality Management Systems.\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Knauf","offers":[{"title":"Default Title","offer_id":43712096207166,"sku":"580216","price":41.14,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0673\/1281\/2350\/files\/Knauf-Dritherm-32.webp?v=1769114726"},{"product_id":"knauf-dritherm-cavity-slab-32-1200-x-455-x-125mm","title":"125mm Knauf Dritherm 32 Mineral Wool Cavity Wall Insulation - 2.18m² (4 Slabs\/Pack)","description":"\u003cp\u003eFor cavity wall insulation in masonry walls, Knauf Dritherm 32 is one of the most popular cavity wall insulation products from Knauf Insulation. Designed to be added during the construction of exterior walls, it is ideal for new builds and extensions. These full-fill insulation slabs are intended to friction-fit within the wall cavity between wall-ties, and measure 125mm thick.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e125mm thickness.\u003c\/li\u003e\n\u003cli\u003e\nSuitable for use in external cavity walls.\n\u003c\/li\u003e\n\u003cli\u003eFull fill cavity insulation slabs.\u003c\/li\u003e\n\u003cli\u003eIdeal for new builds and extensions.\u003c\/li\u003e\n\u003cli\u003eEuroclass A1 resistance to fire.\u003c\/li\u003e\n\u003cli\u003ePack of 4 slabs.\u003c\/li\u003e\n\u003cli\u003eBBA Certified.\u003c\/li\u003e\n\u003cli\u003eComplies to BS EN 13162.\u003c\/li\u003e\n\u003cli\u003eEUCEB Certified.\u003c\/li\u003e\n\u003cli\u003eManufactured in accordance with ISO 50001 Energy Management Systems, ISO 14001 Environmental Management Systems, ISO 45001 Occupational Health and Safety Management Systems and ISO 9001 Quality Management System.\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Knauf","offers":[{"title":"Default Title","offer_id":43712096895294,"sku":"715828","price":32.97,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0673\/1281\/2350\/files\/Knauf-Dritherm-32.webp?v=1769114726"},{"product_id":"knauf-dritherm-cavity-slab-37-1200-x-455-x-75mm-4-37m","title":"75mm Knauf Dritherm 37 Mineral Wool Cavity Wall Insulation - 4.37m² (8 Slabs\/Pack)","description":"\u003cp\u003eKnauf Dritherm 37 in a 75mm thickness is designed for insulating 75mm cavities in masonry cavity walls, where it is designed to friction-fit within the cavity as a full-fill insulation. Cut to fit between common wall-tie spacings, it is typically used in extensions to older properties or in conjunction with other methods of insulation that achieves a compliant u-value. \u003ca href=\"https:\/\/diybuildingsupplies.co.uk\/collections\/knauf-dritherm-37-insulation\"\u003eKnauf Dritherm 37\u003c\/a\u003e 75mm is a full-fill insulation measuring 75mm thick, and is designed for 75mm cavities. \u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e75mm thickness.\u003c\/li\u003e\n\u003cli\u003eSuitable for use in external cavity walls.\u003c\/li\u003e\n\u003cli\u003eFull fill cavity insulation slabs.\u003c\/li\u003e\n\u003cli\u003eIdeal for new builds and extensions.\u003c\/li\u003e\n\u003cli\u003eEuroclass A1 resistance to fire.\u003c\/li\u003e\n\u003cli\u003ePack of 8 slabs.\u003c\/li\u003e\n\u003cli\u003eBBA Certified.\u003c\/li\u003e\n\u003cli\u003eComplies to BS EN 13162.\u003c\/li\u003e\n\u003cli\u003eEUCEB Certified.\u003c\/li\u003e\n\u003cli\u003eManufactured in accordance with ISO 50001 Energy Management Systems, ISO 14001 Environmental Management Systems, ISO 45001 Occupational Health and Safety Management Systems and ISO 9001 Quality Management Systems.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cul\u003e\u003c\/ul\u003e","brand":"Knauf","offers":[{"title":"Default Title","offer_id":43712097681726,"sku":"316654","price":20.8,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0673\/1281\/2350\/files\/Dritherm-37-50mm.webp?v=1769115201"},{"product_id":"100mm-knauf-dritherm-32-glass-mineral-wool-cavity-slab-insulation-20-packs","title":"100mm Knauf Dritherm 32 Mineral Wool Cavity Wall Insulation - 65.6m² - 20 Packs (6 Slabs\/Pack)","description":"\u003cp\u003eOur \u003cb\u003ebulk packs \u003c\/b\u003eof Knauf Dritherm 32 Glass Mineral Wool cavity slab insulation are ideal for large build projects for use in masonry walls. Install this cavity wall insulation during the construction of exterior masonry walls. Measuring 100mm, they are full fill insulation slabs, intended to friction-fit between wall-ties. \u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e100mm thickness.\u003c\/li\u003e\n\u003cli\u003eSuitable for use in external cavity walls.\u003c\/li\u003e\n\u003cli\u003eFull fill cavity insulation slabs.\u003c\/li\u003e\n\u003cli\u003eIdeal for new builds and extensions.\u003c\/li\u003e\n\u003cli\u003eEuroclass A1 resistance to fire.\u003c\/li\u003e\n\u003cli\u003eBundle of 20 x Packs (6 slabs per pack).\u003c\/li\u003e\n\u003cli\u003e\nBBA Certified.\n\u003c\/li\u003e\n\u003cli\u003eComplies to BS EN 13162.\u003c\/li\u003e\n\u003cli\u003eEUCEB Certified.\u003c\/li\u003e\n\u003cli\u003eManufactured in accordance with ISO 50001 Energy Management Systems, ISO 14001 Environmental Management Systems, ISO 45001 Occupational Health and Safety Management Systems and ISO 9001 Quality Management Systems.\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Knauf","offers":[{"title":"Default Title","offer_id":44162270986558,"sku":"715829-20","price":741.67,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0673\/1281\/2350\/files\/dritherm-32-20-pack.webp?v=1726057661"},{"product_id":"100mm-knauf-dritherm-32-glass-mineral-wool-cavity-slab-insulation-35-packs","title":"100mm Knauf Dritherm 32 Mineral Wool Cavity Wall Insulation - 114.8m² - 35 Packs (6 Slabs\/Pack)","description":"\u003cp\u003eMake a saving on \u003cb\u003ebulk quantities\u003c\/b\u003e of our Knauf Dritherm 32 with this bundle of 35 packs - ideal for large projects. Dritherm 32 is a Glass Mineral Wool cavity slab insulation suitable for use in masonry walls. Install this cavity wall insulation during the construction of exterior masonry walls. Measuring 100mm, they are full fill insulation slabs, intended to friction-fit between wall-ties. \u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e100mm thickness.\u003c\/li\u003e\n\u003cli\u003eSuitable for use in external cavity walls.\u003c\/li\u003e\n\u003cli\u003eFull fill cavity insulation slabs.\u003c\/li\u003e\n\u003cli\u003eIdeal for new builds and extensions.\u003c\/li\u003e\n\u003cli\u003eEuroclass A1 resistance to fire.\u003c\/li\u003e\n\u003cli\u003eBundle of 35x Packs (6 slabs per pack).\u003c\/li\u003e\n\u003cli\u003eBBA Certified.\u003c\/li\u003e\n\u003cli\u003eComplies to BS EN 13162.\u003c\/li\u003e\n\u003cli\u003eEUCEB Certified.\u003c\/li\u003e\n\u003cli\u003eManufactured in accordance with ISO 50001 Energy Management Systems, ISO 14001 Environmental Management Systems, ISO 45001 Occupational Health and Safety Management Systems and ISO 9001 Quality Management Systems.\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Knauf","offers":[{"title":"Default Title","offer_id":44162275803454,"sku":"715829-35","price":1312.5,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0673\/1281\/2350\/files\/dritherm-32-pack-of-35.webp?v=1726057551"},{"product_id":"125mm-knauf-dritherm-32-glass-mineral-wool-cavity-slab-insulation-20-packs","title":"125mm Knauf Dritherm 32 Mineral Wool Cavity Wall Insulation - 43.6m² - 20 Packs (4 Slabs\/Pack)","description":"\u003cp\u003eFor large projects, shop our Bulk packs of Cavity Wall Insulation. Knauf Dritherm 32 is a Cavity Slab Insulation made from Glass Mineral Wool. It is designed for use in masonry cavity walls with a 125mm cavity.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e125mm thickness.\u003c\/li\u003e\n\u003cli\u003eSuitable for use in external cavity walls.\u003c\/li\u003e\n\u003cli\u003eFull fill cavity insulation slabs.\u003c\/li\u003e\n\u003cli\u003eIdeal for new builds and extensions.\u003c\/li\u003e\n\u003cli\u003eEuroclass A1 resistance to fire.\u003c\/li\u003e\n\u003cli\u003eBundle of 20 x Packs (4 slabs per pack).\u003c\/li\u003e\n\u003cli\u003eBBA Certified.\u003c\/li\u003e\n\u003cli\u003eComplies to BS EN 13162.\u003c\/li\u003e\n\u003cli\u003eEUCEB Certified.\u003c\/li\u003e\n\u003cli\u003eManufactured in accordance with ISO 50001 Energy Management Systems, ISO 14001 Environmental Management Systems, ISO 45001 Occupational Health and Safety Management Systems and ISO 9001 Quality Management Systems.\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Knauf","offers":[{"title":"Default Title","offer_id":44162291401022,"sku":"715828-20","price":637.5,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0673\/1281\/2350\/files\/dritherm-32-20-pack.webp?v=1726057661"},{"product_id":"125mm-knauf-dritherm-32-glass-mineral-wool-cavity-slab-insulation-35-packs","title":"125mm Knauf Dritherm 32 Mineral Wool Cavity Wall Insulation - 76.3m² - 35 Packs (4 Slabs\/Pack)","description":"\u003cp\u003e\u003cmeta charset=\"utf-8\"\u003eFor large projects, shop this 35 Pack bundle of Knauf Dritherm 32 cavity wall insulation. Made from a glass mineral wool insulation, this bulk pack of 125mm slabs is designed to friction-fit between masonry cavity walls, during the construction of masonry cavity walls. Sized at 455mm wide, they are designed to fit between standard wall-tie spacing.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eLength: 1200mm.\u003cb\u003e\u003cbr\u003e\u003c\/b\u003e\n\u003c\/li\u003e\n\u003cli\u003e125mm thickness.\u003c\/li\u003e\n\u003cli\u003eSuitable for use in external cavity walls.\u003c\/li\u003e\n\u003cli\u003eFull fill cavity insulation slabs.\u003c\/li\u003e\n\u003cli\u003eIdeal for new builds and extensions.\u003c\/li\u003e\n\u003cli\u003eEuroclass A1 resistance to fire.\u003c\/li\u003e\n\u003cli\u003eBundle of 35 x Packs (4 slabs per pack).\u003c\/li\u003e\n\u003cli\u003e\nBBA Certified.\n\u003c\/li\u003e\n\u003cli\u003eComplies to BS EN 13162.\u003c\/li\u003e\n\u003cli\u003eEUCEB Certified.\u003c\/li\u003e\n\u003cli\u003eManufactured in accordance with ISO 50001 Energy Management Systems, ISO 14001 Environmental Management Systems, ISO 45001 Occupational Health and Safety Management Systems and ISO 9001 Quality Management Systems.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cb id=\"docs-internal-guid-a52e24e0-7fff-8754-6f8d-a22aa5779ae9\"\u003e\u003c\/b\u003e\u003c\/p\u003e","brand":"Knauf","offers":[{"title":"Default Title","offer_id":44162301329726,"sku":"715828-35","price":1112.5,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0673\/1281\/2350\/files\/dritherm-32-pack-of-35.webp?v=1726057551"},{"product_id":"150mm-knauf-dritherm-32-glass-mineral-wool-cavity-slab-insulation-20-packs","title":"150mm Knauf Dritherm 32 Mineral Wool Cavity Wall Insulation - 32.7m² - 15 Packs (4 Slabs\/Pack)","description":"\u003cp\u003eFor large projects, shop our Bulk packs of Cavity Wall Insulation. Knauf Dritherm 32 is a Cavity Slab Insulation made from Glass Mineral Wool. It is designed for use in masonry cavity walls with a 150mm cavity.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e150mm thickness.\u003c\/li\u003e\n\u003cli\u003eSuitable for use in external cavity walls.\u003c\/li\u003e\n\u003cli\u003eFull fill cavity insulation slabs.\u003c\/li\u003e\n\u003cli\u003eIdeal for new builds and extensions.\u003c\/li\u003e\n\u003cli\u003eEuroclass A1 resistance to fire.\u003c\/li\u003e\n\u003cli\u003eBundle of 15 x Packs (4 slabs per pack).\u003c\/li\u003e\n\u003cli\u003eBBA Certified.\u003c\/li\u003e\n\u003cli\u003eComplies to BS EN 13162.\u003c\/li\u003e\n\u003cli\u003eEUCEB Certified.\u003c\/li\u003e\n\u003cli\u003eManufactured in accordance with ISO 50001 Energy Management Systems, ISO 14001 Environmental Management Systems, ISO 45001 Occupational Health and Safety Management Systems and ISO 9001 Quality Management Systems.\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Knauf","offers":[{"title":"Default Title","offer_id":44162307686718,"sku":"580216-15","price":595.83,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0673\/1281\/2350\/files\/Knauf-dritherm-32-pack-of-15_bundle.webp?v=1726062665"},{"product_id":"150mm-knauf-dritherm-32-glass-mineral-wool-cavity-slab-insulation-30-packs","title":"150mm Knauf Dritherm 32 Mineral Wool Cavity Wall Insulation - 65.4m² - 30 Packs (4 Slabs\/Pack)","description":"\u003cp\u003eOur Bulk packs of Cavity Wall Insulation are perfect for large projects. Knauf Dritherm 32 is a Cavity Slab Insulation made from Glass Mineral Wool. It is designed for use in masonry cavity walls with a 150mm cavity.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e150mm thickness.\u003c\/li\u003e\n\u003cli\u003eSuitable for use in external cavity walls.\u003c\/li\u003e\n\u003cli\u003eFull fill cavity insulation slabs.\u003c\/li\u003e\n\u003cli\u003eIdeal for new builds and extensions.\u003c\/li\u003e\n\u003cli\u003eEuroclass A1 resistance to fire.\u003c\/li\u003e\n\u003cli\u003eBundle of 30 x Packs (4 slabs per pack).\u003c\/li\u003e\n\u003cli\u003e\nBBA Certified.\n\u003c\/li\u003e\n\u003cli\u003eComplies to BS EN 13162.\u003c\/li\u003e\n\u003cli\u003eEUCEB Certified.\u003c\/li\u003e\n\u003cli\u003eManufactured in accordance with ISO 50001 Energy Management Systems, ISO 14001 Environmental Management Systems, ISO 45001 Occupational Health and Safety Management Systems and ISO 9001 Quality Management Systems.\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Knauf","offers":[{"title":"Default Title","offer_id":44162315485502,"sku":"580216-30","price":1191.67,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0673\/1281\/2350\/files\/Knauf-dritherm-32-pack-of-30.webp?v=1726064548"},{"product_id":"50mm-knauf-dritherm-37-glass-mineral-wool-cavity-slab-insulation-40-packs","title":"50mm Knauf Dritherm 37 Mineral Wool Cavity Wall Insulation - 262m² - 40 Packs (12 Slabs\/Pack)","description":"\u003cp\u003eShop our bulk packs of Knauf Dritherm 37 for large projects. This 50mm cavity slab insulation is made from glass mineral wool and is designed for insulating masonry cavity walls - particularly in older properties where cavities may be smaller than modern structures, or to be combined with other insulation methods to achieve a regulations-compliant u-value. \u003c\/p\u003e\n\u003cp\u003e50mm \u003ca href=\"https:\/\/diybuildingsupplies.co.uk\/collections\/knauf-dritherm-37-insulation\"\u003eKnauf Dritherm 37\u003c\/a\u003e measures 50mm thick - designed to “friction-fit” within the entire width of the wall cavity, and is cut to fit between typical wall-tie spacings. \u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e50mm thickness.\u003c\/li\u003e\n\u003cli\u003eSuitable for use in external cavity walls.\u003c\/li\u003e\n\u003cli\u003eFull fill cavity insulation slabs.\u003c\/li\u003e\n\u003cli\u003eIdeal for new builds and extensions.\u003c\/li\u003e\n\u003cli\u003eEuroclass A1 resistance to fire.\u003c\/li\u003e\n\u003cli\u003eBundle of 40 x Packs (12 slabs per pack).\u003c\/li\u003e\n\u003cli\u003eBBA Certified.\u003c\/li\u003e\n\u003cli\u003eComplies to BS EN 13162.\u003c\/li\u003e\n\u003cli\u003eEUCEB Certified.\u003c\/li\u003e\n\u003cli\u003eManufactured in accordance with ISO 50001 Energy Management Systems, ISO 14001 Environmental Management Systems, ISO 45001 Occupational Health and Safety Management Systems and ISO 9001 Quality Management Systems.\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Knauf","offers":[{"title":"Default Title","offer_id":44162319974718,"sku":"316650-40","price":1008.33,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0673\/1281\/2350\/files\/Dritherm-37-85mm-bulk-pack-40.png?v=1769115201"},{"product_id":"75mm-knauf-dritherm-37-glass-mineral-wool-cavity-slab-insulation-40-packs","title":"75mm Knauf Dritherm 37 Mineral Wool Cavity Wall Insulation - 174.8m² - 40 Packs (8 Slabs\/Pack)","description":"\u003cp\u003eOur bulk packs of Knauf Dritherm 37 are perfect for large projects. 75mm cavity slab insulation is a glass mineral wool insulation designed for insulating masonry cavity walls - ideal for extensions to older properties where cavities may be smaller than modern structures, or to be combined with other insulation methods to achieve a regulations-compliant u-value. \u003c\/p\u003e\n\u003cp\u003e75mm \u003ca href=\"https:\/\/diybuildingsupplies.co.uk\/collections\/knauf-dritherm-37-insulation\"\u003eKnauf Dritherm 37\u003c\/a\u003e is designed to “friction-fit” within the entire width of a 75mm wall cavity, and is cut to fit between typical wall-tie spacings. \u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e75mm thickness.\u003c\/li\u003e\n\u003cli\u003eSuitable for use in external cavity walls.\u003c\/li\u003e\n\u003cli\u003eFull fill cavity insulation slabs.\u003c\/li\u003e\n\u003cli\u003eIdeal for new builds and extensions.\u003c\/li\u003e\n\u003cli\u003eEuroclass A1 resistance to fire.\u003c\/li\u003e\n\u003cli\u003eBundle of 40 x Packs (8 slabs per pack).\u003c\/li\u003e\n\u003cli\u003e\nBBA Certified.\n\u003c\/li\u003e\n\u003cli\u003eComplies to BS EN 13162.\u003c\/li\u003e\n\u003cli\u003eEUCEB Certified.\u003c\/li\u003e\n\u003cli\u003eManufactured in accordance with ISO 50001 Energy Management Systems, ISO 14001 Environmental Management Systems, ISO 45001 Occupational Health and Safety Management Systems and ISO 9001 Quality Management Systems.\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Knauf","offers":[{"title":"Default Title","offer_id":44162325774654,"sku":"316654-40","price":804.17,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0673\/1281\/2350\/files\/Dritherm-37-85mm-bulk-pack-40.png?v=1769115201"},{"product_id":"85mm-knauf-dritherm-37-glass-mineral-wool-cavity-slab-insulation-40-packs","title":"85mm Knauf Dritherm 37 Mineral Wool Cavity Wall Insulation - 174.8m² - 40 Packs (8 Slabs\/Pack)","description":"\u003cp\u003eFor large projects, shop Bulk packs of Dritherm 37. This 85mm Cavity Slab insulation is made from glass mineral wool, designed for use in masonry cavity walls. Made as a full-fill insulation that should “friction fit” within cavity walls, 85mm \u003ca href=\"https:\/\/diybuildingsupplies.co.uk\/collections\/knauf-dritherm-37-insulation\"\u003eKnauf Dritherm 37\u003c\/a\u003e is often used for extensions to older properties with slimmer cavities, or in combination with other insulation methods.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e85mm thickness\u003c\/li\u003e\n\u003cli\u003eSuitable for use in external cavity walls\u003c\/li\u003e\n\u003cli\u003eFull fill cavity insulation slabs\u003c\/li\u003e\n\u003cli\u003eIdeal for new builds and extensions\u003c\/li\u003e\n\u003cli\u003eEuroclass A1 resistance to fire\u003c\/li\u003e\n\u003cli\u003eBundle of 40 x Packs (8 slabs per pack)\u003c\/li\u003e\n\u003cli\u003eBBA Certified\u003c\/li\u003e\n\u003cli\u003eComplies to BS EN 13162\u003c\/li\u003e\n\u003cli\u003eEUCEB Certified\u003c\/li\u003e\n\u003cli\u003eManufactured in accordance with ISO 50001 Energy Management Systems, ISO 14001 Environmental Management Systems, ISO 45001 Occupational Health and Safety Management Systems and ISO 9001 Quality Management Systems.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003ca href=\"https:\/\/pim.knaufinsulation.com\/files\/download\/knauf_insulation_dritherm_cavity_slabs_glass-datasheet-en-uk.pdf\"\u003eKnauf Dritherm Cavity Slab Insulation Data Sheet\u003c\/a\u003e\u003c\/p\u003e\n\u003cp\u003e\u003ca href=\"https:\/\/pim.knaufinsulation.com\/files\/download\/knauf_insulation_dritherm_installation-guide-en-uk.pdf\"\u003eKnauf Dritherm Cavity Slab Insulation Installation Guide\u003c\/a\u003e\u003c\/p\u003e","brand":"Knauf","offers":[{"title":"Default Title","offer_id":44162327150910,"sku":"316656-40","price":1012.5,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0673\/1281\/2350\/files\/Dritherm-37-85mm-bulk-pack-40.png?v=1769115201"},{"product_id":"100mm-knauf-dritherm-37-glass-mineral-wool-cavity-slab-insulation-15-packs","title":"100mm Knauf Dritherm 37 Mineral Wool Cavity Wall Insulation - 98.25m² - 15 Packs (12 Slabs\/Pack)","description":"\u003cp\u003eOur Bulk packs of \u003ca href=\"https:\/\/diybuildingsupplies.co.uk\/collections\/knauf-dritherm-37-insulation\"\u003eKnauf Dritherm 37\u003c\/a\u003e (100mm) are ideal for large projects. This glass mineral wool insulation is designed for insulating masonry cavity walls, and is intended for use as a full-fill insulation that will “friction fit” within the cavity. Dritherm 37 is popular for use in extensions to older buildings or on conjunction with other insulation methods to achieve a compliant u-value. \u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e100mm thickness.\u003c\/li\u003e\n\u003cli\u003eSuitable for use in external cavity walls.\u003c\/li\u003e\n\u003cli\u003eFull fill cavity insulation slabs.\u003c\/li\u003e\n\u003cli\u003eIdeal for new builds and extensions.\u003c\/li\u003e\n\u003cli\u003eEuroclass A1 resistance to fire.\u003c\/li\u003e\n\u003cli\u003eBundle of 15 x Packs (12 slabs per pack).\u003c\/li\u003e\n\u003cli\u003eBBA Certified.\u003c\/li\u003e\n\u003cli\u003eComplies to BS EN 13162.\u003c\/li\u003e\n\u003cli\u003eEUCEB Certified.\u003c\/li\u003e\n\u003cli\u003eManufactured in accordance with ISO 50001 Energy Management Systems, ISO 14001 Environmental Management Systems, ISO 45001 Occupational Health and Safety Management Systems and ISO 9001 Quality Management Systems.\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Knauf","offers":[{"title":"Default Title","offer_id":44162328625470,"sku":"715831-15","price":570.83,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0673\/1281\/2350\/files\/dritherm-37-bulk-pack-15.webp?v=1727102160"},{"product_id":"50mm-rockwool-rwa45-acoustic-insulation-slab-1200mm-x-600mm-6-48m2","title":"50mm Rockwool RWA45 Acoustic Insulation Slab 1200mm x 600mm - 6.48m²","description":"\u003cp\u003eThese 50mm thick Rockwool RWA45 Insulation Slabs are a high quality resin bonded slab that can be used in a variety of applications including; floors, walls, roofs, and industrial applications. They provide A1 fire protection and are finished with a water repellent seal to prevent moisture decay. This slab is perfect for any use in any project with its versatile properties. This product comes in a pack of 9.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e50mm x 1200mm x 600mm.\u003c\/li\u003e\n\u003cli\u003e6.48m² coverage.\u003c\/li\u003e\n\u003cli\u003e9 slabs per pack.\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n0.035 W\/mK thermal conductivity.\n\u003c\/li\u003e\n\u003cli\u003eExcellent thermal, acoustic and fire insulation.\u003c\/li\u003e\n\u003cli\u003eWater repellent.\u003c\/li\u003e\n\u003cli\u003eResists high temperatures.\u003c\/li\u003e\n\u003cli\u003eEasy to handle and install.\u003c\/li\u003e\n\u003cli\u003eCost effective.\u003c\/li\u003e\n\u003cli\u003eDurable.\u003c\/li\u003e\n\u003cli\u003eNon-combustible (Euroclass A1).\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Rockwool","offers":[{"title":"Default Title","offer_id":44183536304446,"sku":"RWA4550","price":31.71,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0673\/1281\/2350\/products\/rockwoolacoustic.png?v=1671538919"},{"product_id":"75mm-rockwool-rwa45-acoustic-insulation-slab-1200mm-x-600mm-4-32m","title":"75mm Rockwool RWA45 Acoustic Insulation Slab 1200mm x 600mm - 4.32m²","description":"\u003cp\u003eThese 75mm thick Rockwool RWA45 insulation slabs are a high quality resin bonded slab that can be used in a variety of applications including; floors, walls, roofs, and industrial applications. They provide A1 fire protection and are finished with a water repellent seal to prevent moisture decay. This slab is perfect for any use in any project with its versatile properties. This product comes in a pack of 6.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e75mm x 1200mm x 600mm.\u003c\/li\u003e\n\u003cli\u003e4.32m² coverage.\u003c\/li\u003e\n\u003cli\u003e6 slabs per pack.\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003e0.035 W\/mK thermal conductivity.\u003c\/li\u003e\n\u003cli\u003eExcellent thermal, acoustic and fire insulation.\u003c\/li\u003e\n\u003cli\u003eWater repellent.\u003c\/li\u003e\n\u003cli\u003eResists high temperatures.\u003c\/li\u003e\n\u003cli\u003eEasy to handle and install.\u003c\/li\u003e\n\u003cli\u003eCost effective.\u003c\/li\u003e\n\u003cli\u003eDurable.\u003c\/li\u003e\n\u003cli\u003eNon-combustible (Euroclass A1).\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Rockwool","offers":[{"title":"Default Title","offer_id":44183553802558,"sku":"RWA4575","price":31.83,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0673\/1281\/2350\/products\/rockwoolacoustic_68a331fb-723d-48fd-8b7d-ef9dbbda9c0c.png?v=1671539162"},{"product_id":"100mm-rockwool-flexi-slab-insulation-1200mm-x-600mm-4-32m","title":"100mm Rockwool Flexi Slab Insulation 1200mm x 600mm - 4.32m²","description":"\u003cp\u003eManufactured from renewable volcanic rock, this 100mm thick ROCKWOOL Flexi Slab acoustic insulation has a total coverage of 4.32m². Fire resistant, innovative and flexi-edged it is designed to reduce your building's carbon footprint, this product provides both thermal insulation and acoustic performance.\u003cbr\u003e\u003cbr\u003eMade with patented technology and one flexible edge, this insulation slab is a quick and seamless fit between timber and metal frame systems in walls, floors, roofs and partitions. There is no need to cut the multi-use slab which reduces waste, and minimal maintenance is required.\u003cbr\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e100mm x 1200mm x 600mm.\u003c\/li\u003e\n\u003cli\u003e\n4.32m² pack coverage.\u003c\/li\u003e\n\u003cli\u003e0.037 W\/mK thermal conductivity.\u003c\/li\u003e\n\u003cli\u003eR-Value: 2.63m²K\/W.\u003c\/li\u003e\n\u003cli\u003e12 slabs per pack.\u003c\/li\u003e\n\u003cli\u003eEasy to cut to any shape with a sharp knife if necessary.\u003c\/li\u003e\n\u003cli\u003eLow in maintenance.\u003c\/li\u003e\n\u003cli\u003eTight and secure fit.\u003c\/li\u003e\n\u003cli\u003eVersatile across applications, including walls, floors, roofs and partitions.\u003c\/li\u003e\n\u003cli\u003eFlexi-edged and fire resistant.\u003c\/li\u003e\n\u003cli\u003eA1 classification to BS EN 13501-1.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eROCKWOOL stone wool products achieve noise reduction through: impeding the sound transmission in an element of the structure, and absorbing the sound into the surface due to the structured fibres. They are great absorbers with characteristically high coefficients across a large frequency range.\u003c\/p\u003e","brand":"Rockwool","offers":[{"title":"Default Title","offer_id":44183966089534,"sku":"05E1206100","price":44.93,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0673\/1281\/2350\/products\/rockwoolacoustic_d9af09b4-3fa5-413b-a736-4730faa4c4c5.png?v=1671551071"},{"product_id":"100mm-rockwool-rwa45-acoustic-insulation-slab-1200mm-x-600mm-2-88m","title":"100mm Rockwool RWA45 Acoustic Insulation Slab 1200mm x 600mm - 2.88m²","description":"\u003cp\u003eThese 100mm thick Rockwool RWA45 Insulation Slabs are a high quality resin bonded slab that can be used in a variety of applications including; floors, walls, roofs, and industrial applications. They provide A1 fire protection and are finished with a water repellent seal to prevent moisture decay. This slab is perfect for any use in any project with its versatile properties. This product comes in a pack of 9.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e100mm x 1200mm x 600mm.\u003c\/li\u003e\n\u003cli\u003e2.88m² coverage.\u003c\/li\u003e\n\u003cli\u003e4 slabs per pack.\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n0.035 W\/mK thermal conductivity.\n\u003c\/li\u003e\n\u003cli\u003eExcellent thermal, acoustic and fire insulation.\u003c\/li\u003e\n\u003cli\u003eWater repellent.\u003c\/li\u003e\n\u003cli\u003eResists high temperatures.\u003c\/li\u003e\n\u003cli\u003eEasy to handle and install.\u003c\/li\u003e\n\u003cli\u003eCost effective.\u003c\/li\u003e\n\u003cli\u003eDurable.\u003c\/li\u003e\n\u003cli\u003eNon-combustible (Euroclass A1).\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Rockwool","offers":[{"title":"Default Title","offer_id":44642820194622,"sku":"RWA45100","price":31.71,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0673\/1281\/2350\/products\/rockwoolacoustic_c882ce85-2449-4d6f-a697-42fe5a821fa1.png?v=1677688965"},{"product_id":"100mm-isover-cavity-wall-system-32-455-x-1200mm-3-28m2","title":"100mm Isover Cavity Wall System 32 - 3.28m² (6 Slabs\/Pack)","description":"\n\u003cp\u003eThe Isover Cavity Wall Slab (CWS) 32 1.2m x 455 x 100mm pack of 6 slabs is a glass mineral wool insulation designed to meet and exceed UK thermal building regulations when installed in external masonry cavity walls. With a thermal conductivity of 0.032 W\/mK, the strong, resilient flexible slabs are 455mm wide to fit between standard wall tie spacings.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eManufactured with a water repellent binder\u003c\/li\u003e\n\u003cli\u003eNon-combustible, achieves a Euroclass A1 Reaction to fire classification\u003c\/li\u003e\n\u003cli\u003eBBA approved – certificate 18\/5560\u003c\/li\u003e\n\u003cli\u003eAchieves an A+ generic rating within the BRE Global Green Guide\u003c\/li\u003e\n\u003cli\u003eManufactured from up to 70% recycled glass\u003c\/li\u003e\n\u003cli\u003eMeets and exceeds UK thermal building regulations when installed in external masonry cavity walls\u003c\/li\u003e\n\u003c\/ul\u003e\n","brand":"Isover","offers":[{"title":"Default Title","offer_id":46283781177662,"sku":"IWHC3210","price":45.59,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0673\/1281\/2350\/files\/isover32.webp?v=1691414886"},{"product_id":"125mm-isover-cavity-wall-system-32-3-28m2","title":"125mm Isover Cavity Wall System 32 - 2.73m² (5 Slabs\/Pack)","description":"\n\u003cp\u003eThe Isover Cavity Wall Slab (CWS) 32 1.2m x 455 x 125mm pack of 5 slabs is a glass mineral wool insulation designed to meet and exceed UK thermal building regulations when installed in external masonry cavity walls. With a thermal conductivity of 0.032 W\/mK, the strong, resilient flexible slabs are 455mm wide to fit between standard wall tie spacings.\u003c\/p\u003e\nFeatures \u0026amp; benefits\n\u003cul\u003e\n\u003cli\u003eManufactured with a water repellent binder\u003c\/li\u003e\n\u003cli\u003eNon-combustible, achieves a Euroclass A1 Reaction to fire classification\u003c\/li\u003e\n\u003cli\u003eBBA approved – certificate 18\/5560\u003c\/li\u003e\n\u003cli\u003eAchieves an A+ generic rating within the BRE Global Green Guide\u003c\/li\u003e\n\u003cli\u003eManufactured from up to 70% recycled glass\u003c\/li\u003e\n\u003cli\u003eMeets and exceeds UK thermal building regulations when installed in external masonry cavity walls\u003c\/li\u003e\n\u003c\/ul\u003e\n","brand":"Isover","offers":[{"title":"Default Title","offer_id":46283904942398,"sku":"IWHC3212","price":47.62,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0673\/1281\/2350\/files\/isover32_eb976ede-d16a-4ce4-aefe-28090c85bfc7.webp?v=1691414934"},{"product_id":"150mm-isover-cavity-wall-system-32-2-18m2","title":"150mm Isover Cavity Wall System 32 - 2.18m² (4 Slabs\/Pack)","description":"\n\u003cp\u003eThe Isover Cavity Wall Slab (CWS) 32 1.2m x 455 x 150mm pack of 4 slabs is a glass mineral wool insulation designed to meet and exceed UK thermal building regulations when installed in external masonry cavity walls. With a thermal conductivity of 0.032 W\/mK, the strong, resilient flexible slabs are 455mm wide to fit between standard wall tie spacings.\u003c\/p\u003e\nFeatures \u0026amp; benefits\n\u003cul\u003e\n\u003cli\u003eManufactured with a water repellent binder\u003c\/li\u003e\n\u003cli\u003eNon-combustible, achieves a Euroclass A1 Reaction to fire classification\u003c\/li\u003e\n\u003cli\u003eBBA approved – certificate 18\/5560\u003c\/li\u003e\n\u003cli\u003eAchieves an A+ generic rating within the BRE Global Green Guide\u003c\/li\u003e\n\u003cli\u003eManufactured from up to 70% recycled glass\u003c\/li\u003e\n\u003cli\u003eMeets and exceeds UK thermal building regulations when installed in external masonry cavity walls\u003c\/li\u003e\n\u003c\/ul\u003e\n","brand":"Isover","offers":[{"title":"Default Title","offer_id":46283934400830,"sku":"IWHC3215","price":45.58,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0673\/1281\/2350\/files\/isover32_36432fa1-be0e-4650-8e55-322c661facdd.webp?v=1691414993"},{"product_id":"50mm-isover-cavity-wall-system-36-10-92m2","title":"50mm Isover Cavity Wall System 36 - 10.92m² (20 Slabs\/Pack)","description":"\n\u003cp\u003eThe Isover Cavity Wall Slab (CWS) 36 1.2m x 455 x 50mm (L x W x T) Pack of 20 is a glass mineral wool insulation designed to meet and exceed UK thermal building regulations when installed in external masonry cavity walls. With a thermal conductivity of 0.036 W\/mK the strong, resilient flexible slabs are 455mm wide to fit between standard wall tie spacings.\u003c\/p\u003e\nFeatures \u0026amp; benefits\n\u003cul\u003e\n\u003cli\u003eManufactured with a water repellent binder\u003c\/li\u003e\n\u003cli\u003eNon-combustible, achieves a Euroclass A1 Reaction to fire classification\u003c\/li\u003e\n\u003cli\u003eBBA approved – certificate 18\/5560\u003c\/li\u003e\n\u003cli\u003eAchieves Eurofins Gold certification - the highest accreditation for indoor air quality\u003c\/li\u003e\n\u003cli\u003eManufactured from up to 75% recycled glass\u003c\/li\u003e\n\u003cli\u003eMeets and exceeds UK thermal building regulations when installed in external masonry cavity walls\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cul\u003e\u003c\/ul\u003e\n","brand":"Isover","offers":[{"title":"Default Title","offer_id":46283968643390,"sku":"INSGS029","price":47.91,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0673\/1281\/2350\/files\/isover36.webp?v=1691415096"},{"product_id":"75mm-isover-cavity-wall-system-36-8-74m","title":"75mm Isover Cavity Wall System 36 - 8.74m² (16 Slabs\/Pack)","description":"\n\u003cp\u003eThe Isover Cavity Wall Slab (CWS) 36 1.2m x 455 x 75mm (L x W x T) Pack of 16 is a glass mineral wool insulation designed to meet and exceed UK thermal building regulations when installed in external masonry cavity walls. With a thermal conductivity of 0.036 W\/mK the strong, resilient flexible slabs are 455mm wide to fit between standard wall tie spacings.\u003c\/p\u003e\nFeatures \u0026amp; benefits\n\u003cul\u003e\n\u003cli\u003eManufactured with a water repellent binder\u003c\/li\u003e\n\u003cli\u003eNon-combustible, achieves a Euroclass A1 Reaction to fire classification\u003c\/li\u003e\n\u003cli\u003eBBA approved – certificate 18\/5560\u003c\/li\u003e\n\u003cli\u003eAchieves Eurofins Gold certification - the highest accreditation for indoor air quality\u003c\/li\u003e\n\u003cli\u003eManufactured from up to 75% recycled glass\u003c\/li\u003e\n\u003cli\u003eMeets and exceeds UK thermal building regulations when installed in external masonry cavity walls\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cul\u003e\u003c\/ul\u003e\n","brand":"Isover","offers":[{"title":"Default Title","offer_id":46284058886462,"sku":"IWCWS075","price":43.96,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0673\/1281\/2350\/files\/isover36_ff877f6d-2404-4bb4-bf4c-760ec0b33549.webp?v=1691415237"},{"product_id":"85mm-isover-cavity-wall-system-36-6-55m","title":"85mm Isover Cavity Wall System 36 - 6.55m² (12 Slabs\/Pack)","description":"\n\u003cp\u003eThe Isover Cavity Wall Slab (CWS) 36 1.2m x 455 x 85mm (L x W x T) Pack of 12 is a glass mineral wool insulation designed to meet and exceed UK thermal building regulations when installed in external masonry cavity walls. With a thermal conductivity of 0.036 W\/mK the strong, resilient flexible slabs are 455mm wide to fit between standard wall tie spacings.\u003c\/p\u003e\nFeatures \u0026amp; benefits\n\u003cul\u003e\n\u003cli\u003eManufactured with a water repellent binder\u003c\/li\u003e\n\u003cli\u003eNon-combustible, achieves a Euroclass A1 Reaction to fire classification\u003c\/li\u003e\n\u003cli\u003eBBA approved – certificate 18\/5560\u003c\/li\u003e\n\u003cli\u003eAchieves Eurofins Gold certification - the highest accreditation for indoor air quality\u003c\/li\u003e\n\u003cli\u003eManufactured from up to 75% recycled glass\u003c\/li\u003e\n\u003cli\u003eMeets and exceeds UK thermal building regulations when installed in external masonry cavity walls\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cul\u003e\u003c\/ul\u003e\n","brand":"Isover","offers":[{"title":"Default Title","offer_id":46284097913150,"sku":"INSGS02B","price":37.03,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0673\/1281\/2350\/files\/isover36_a535e40c-43ba-4437-a2eb-1f7557f8dc36.webp?v=1691415288"},{"product_id":"100mm-isover-cavity-wall-system-36-6-55m","title":"100mm Isover Cavity Wall System 36 - 6.55m² (6 Slabs\/Pack)","description":"\n\u003cp\u003eThe Isover Cavity Wall Slab (CWS) 36 1.2m x 455 x 10mm (L x W x T) Pack of 12 is a glass mineral wool insulation designed to meet and exceed UK thermal building regulations when installed in external masonry cavity walls. With a thermal conductivity of 0.036 W\/mK the strong, resilient flexible slabs are 455mm wide to fit between standard wall tie spacings.\u003c\/p\u003e\nFeatures \u0026amp; benefits\n\u003cul\u003e\n\u003cli\u003eManufactured with a water repellent binder\u003c\/li\u003e\n\u003cli\u003eNon-combustible, achieves a Euroclass A1 Reaction to fire classification\u003c\/li\u003e\n\u003cli\u003eBBA approved – certificate 18\/5560\u003c\/li\u003e\n\u003cli\u003eAchieves Eurofins Gold certification - the highest accreditation for indoor air quality\u003c\/li\u003e\n\u003cli\u003eManufactured from up to 75% recycled glass\u003c\/li\u003e\n\u003cli\u003eMeets and exceeds UK thermal building regulations when installed in external masonry cavity walls\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cul\u003e\u003c\/ul\u003e\n","brand":"Isover","offers":[{"title":"Default Title","offer_id":46284123734334,"sku":"IWCWS100","price":43.52,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0673\/1281\/2350\/files\/isover36_76284bd0-f4cb-4e80-9645-3ddd10dd44f3.webp?v=1691415331"},{"product_id":"150mm-isover-cavity-wall-system-36-3-28m","title":"150mm Isover Cavity Wall System 36 - 3.28m² (6 Slabs\/Pack)","description":"\u003cp\u003eThe Isover Cavity Wall Slab (CWS) 36 1.2m x 455 x 150mm (L x W x T) Pack of 6 is a glass mineral wool insulation designed to meet and exceed UK thermal building regulations when installed in external masonry cavity walls. With a thermal conductivity of 0.036 W\/mK the strong, resilient flexible slabs are 455mm wide to fit between standard wall tie spacings.\u003c\/p\u003e\n\u003cp\u003eFeatures \u0026amp; benefits\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eManufactured with a water repellent binder\u003c\/li\u003e\n\u003cli\u003eNon-combustible, achieves a Euroclass A1 Reaction to fire classification\u003c\/li\u003e\n\u003cli\u003eBBA approved – certificate 18\/5560\u003c\/li\u003e\n\u003cli\u003eAchieves Eurofins Gold certification - the highest accreditation for indoor air quality\u003c\/li\u003e\n\u003cli\u003eManufactured from up to 75% recycled glass\u003c\/li\u003e\n\u003cli\u003eMeets and exceeds UK thermal buildin\u003ca data-polaris-unstyled=\"true\" class=\"_Item_16xww_84\" aria-disabled=\"false\" data-navitem=\"item\" aria-expanded=\"false\" aria-controls=\":r4ko:\" href=\"https:\/\/admin.shopify.com\/store\/diy-buildingsupplies\/analytics\" data-discover=\"true\" tabindex=\"0\"\u003e\n\u003cdiv class=\"_Icon_16xww_156 _Icon-crossfade_16xww_531\"\u003e\u003cbr\u003e\u003c\/div\u003e\n\u003cspan class=\"_Text_16xww_268\"\u003e\u003cspan class=\"Polaris-Text--root Polaris-Text--bodyMd Polaris-Text--medium\"\u003eAnalytics\u003c\/span\u003e\u003c\/span\u003e\u003c\/a\u003eg regulations when installed in external masonry cavity walls\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cul\u003e\u003c\/ul\u003e","brand":"Isover","offers":[{"title":"Default Title","offer_id":46284163416382,"sku":"IWCWS150","price":32.58,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0673\/1281\/2350\/files\/isover36_1c537df4-7dd3-4366-b44a-8d6c918338aa.webp?v=1691415385"},{"product_id":"140mm-isover-timber-frame-batt-32-3-35m","title":"140mm Isover Timber Frame Batt 32 - 3.35m² (5 Batts\/Pack)","description":"\n\u003cp\u003eThis 140mm x 1175mm x 570mm Isover 32 timber frame batt is a glass mineral wool batt providing thermal performance in timber frame walls. Supplied in a range of thicknesses, the strong resilient and flexible batts are 570mm wide to fit between standard timber studs.s.\u003c\/p\u003e\n\u003cp\u003eThey can also be used as insulation between the joists in flat roofs. Application: between the studs for timber frame external walls, timber frame internal walls, timber frame separating party walls and between the joists for flat roofs.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e140mm thick\u003c\/li\u003e\n\u003cli\u003e570mm x 1175mm - 5 batts per pack\u003c\/li\u003e\n\u003cli\u003eHelps to reduce heat loss within the building envelope and decrease energy costs\u003c\/li\u003e\n\u003cli\u003eReduces the transmission of airborne sound, helping to improve the acoustic comfort of those living or working within the building\u003c\/li\u003e\n\u003cli\u003eNon-combustible – achieves Euroclass A1 Reaction to Fire classification\u003c\/li\u003e\n\u003cli\u003eStrong, resilient and flexible slabs knit together that are tightly butt jointed, eliminating gaps that could compromise performance\u003c\/li\u003e\n\u003cli\u003eAny off-cuts can be reused, minimising waste on site\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cul\u003e\u003c\/ul\u003e\n","brand":"Isover","offers":[{"title":"Default Title","offer_id":46511419785534,"sku":"IWTB3214","price":76.19,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0673\/1281\/2350\/files\/IWTB3205_a2166b5c-1815-46dd-9a97-81b2e42e3cc8.webp?v=1692022759"},{"product_id":"90mm-isover-timber-frame-batt-35-6-70m","title":"90mm Isover Timber Frame Batt 35 - 6.70m² (10 Batts\/Pack)","description":"\n\u003cp\u003eThis 90mm x 1175mm x 570mm Isover 35 timber frame batt is a glass mineral wool batt providing thermal performance in timber frame walls. Supplied in a range of thicknesses, the strong resilient and flexible batts are 570mm wide to fit between standard timber studs.\u003c\/p\u003e\n\u003cp\u003eThey can also be used as insulation between the joists in flat roofs. Application: between the studs for timber frame external walls, timber frame internal walls, timber frame separating party walls and between the joists for flat roofs.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e90mm thick\u003c\/li\u003e\n\u003cli\u003e570mm x 1175mm - 10 batts per pack\u003c\/li\u003e\n\u003cli\u003eHelps to reduce heat loss within the building envelope and decrease energy costs\u003c\/li\u003e\n\u003cli\u003eReduces the transmission of airborne sound, helping to improve the acoustic comfort of those living or working within the building\u003c\/li\u003e\n\u003cli\u003eNon-combustible – achieves Euroclass A1 Reaction to Fire classification\u003c\/li\u003e\n\u003cli\u003eStrong, resilient and flexible slabs knit together that are tightly butt jointed, eliminating gaps that could compromise performance\u003c\/li\u003e\n\u003cli\u003eAny off-cuts can be reused, minimising waste on site\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cul\u003e\u003c\/ul\u003e\n","brand":"Isover","offers":[{"title":"Default Title","offer_id":46511446458686,"sku":"IWTB3509","price":67.18,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0673\/1281\/2350\/files\/IWTB3205_5c66ee42-502f-433e-8df1-6ae2cef57515.webp?v=1692023037"},{"product_id":"100mm-isover-timber-frame-batt-35-5-36m","title":"100mm Isover Timber Frame Batt 35 - 5.36m² (8 Batts\/Pack)","description":"\n\u003cp\u003eThis 100mm x 1175mm x 570mm Isover 35 timber frame batt is a glass mineral wool batt providing thermal performance in timber frame walls. Supplied in a range of thicknesses, the strong resilient and flexible batts are 570mm wide to fit between standard timber studs.\u003c\/p\u003e\n\u003cp\u003eThey can also be used as insulation between the joists in flat roofs. Application: between the studs for timber frame external walls, timber frame internal walls, timber frame separating party walls and between the joists for flat roofs.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e100mm thick\u003c\/li\u003e\n\u003cli\u003e570mm x 1175mm - 8 batts per pack\u003c\/li\u003e\n\u003cli\u003eHelps to reduce heat loss within the building envelope and decrease energy costs\u003c\/li\u003e\n\u003cli\u003eReduces the transmission of airborne sound, helping to improve the acoustic comfort of those living or working within the building\u003c\/li\u003e\n\u003cli\u003eNon-combustible – achieves Euroclass A1 Reaction to Fire classification\u003c\/li\u003e\n\u003cli\u003eStrong, resilient and flexible slabs knit together that are tightly butt jointed, eliminating gaps that could compromise performance\u003c\/li\u003e\n\u003cli\u003eAny off-cuts can be reused, minimising waste on site\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cul\u003e\u003c\/ul\u003e\n","brand":"Isover","offers":[{"title":"Default Title","offer_id":46512842572094,"sku":"IWTB3510","price":59.37,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0673\/1281\/2350\/files\/IWTB3205_e4fa51c7-6083-4a6a-a9ae-41719180f840.webp?v=1692037714"},{"product_id":"90mm-isover-timber-frame-batt-40-9-38m","title":"90mm Isover Timber Frame Batt 40 - 9.38m² (14 Batts\/Pack)","description":"\n\u003cp\u003eThis 90mm x 1175mm x 570mm Isover 40 timber frame batt is a glass mineral wool batt providing thermal performance in timber frame walls. Supplied in a range of thicknesses, the strong resilient and flexible batts are 570mm wide to fit between standard timber studs.\u003c\/p\u003e\n\u003cp\u003eThey can also be used as insulation between the joists in flat roofs. Application: between the studs for timber frame external walls, timber frame internal walls, timber frame separating party walls and between the joists for flat roofs.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e90mm thick\u003c\/li\u003e\n\u003cli\u003e570mm x 1175mm - 14 batts per pack\u003c\/li\u003e\n\u003cli\u003eHelps to reduce heat loss within the building envelope and decrease energy costs\u003c\/li\u003e\n\u003cli\u003eReduces the transmission of airborne sound, helping to improve the acoustic comfort of those living or working within the building\u003c\/li\u003e\n\u003cli\u003eNon-combustible – achieves Euroclass A1 Reaction to Fire classification\u003c\/li\u003e\n\u003cli\u003eStrong, resilient and flexible slabs knit together that are tightly butt jointed, eliminating gaps that could compromise performance\u003c\/li\u003e\n\u003cli\u003eAny off-cuts can be reused, minimising waste on site\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cul\u003e\u003c\/ul\u003e\n","brand":"Isover","offers":[{"title":"Default Title","offer_id":46512846438718,"sku":"IWTB4009","price":63.19,"currency_code":"GBP","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0673\/1281\/2350\/files\/IWTB3205_34c57fdb-c697-47de-823f-30dbacb5f7d6.webp?v=1692037861"},{"product_id":"50mm-knauf-rs45-rocksilk-earthwool-building-slab-insulation-7-2m","title":"50mm Knauf RS45 Rocksilk Earthwool Insulation - 7.2m² (10 Slabs\/Pack)","description":"\u003cp\u003e50mm thick Rocksilk\u003csup\u003e®\u003c\/sup\u003e RS45 is a Rock Mineral Wool slab, designed for use in multiple thermal and acoustic applications. \u003c\/p\u003e\n\u003cp\u003eIt is non-combustible with the best possible Euroclass A1 reaction to fire classification, and is manufactured using Knauf Insulation's unique bio-based binder, ECOSE\u003csup\u003e®\u003c\/sup\u003e Technology.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e50mm thick\u003c\/li\u003e\n\u003cli\u003e1200mm x 600mm\u003c\/li\u003e\n\u003cli\u003ePack Quantity: 10\u003c\/li\u003e\n\u003cli\u003eThermal Conductivity: 0.035W\/mK\u003c\/li\u003e\n\u003cli\u003eR-Value: 1.4m2K\/W\u003c\/li\u003e\n\u003cli\u003eSingle slab can be used for multiple applications.\u003c\/li\u003e\n\u003cli\u003eCan be provided with a factory applied foil or tissue facing, offering solutions for a wide variety of applications.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eSuitable For\u003c\/h3\u003e\n\u003cp\u003eMulti-Application, Ground floors, Internal floors, Separating floors, Fabrication, Pitched roofs at rafter level, Internal walls \/ partitions, Light steel frame walls, Timber frame walls\u003c\/p\u003e\n\u003ctable width=\"100%\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eThickness:\u003c\/td\u003e\n\u003ctd\u003e\u003cb\u003e50 mm\u003c\/b\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eLength:\u003c\/td\u003e\n\u003ctd\u003e\u003cb\u003e1200 mm\u003c\/b\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWidth:\u003c\/td\u003e\n\u003ctd\u003e\u003cb\u003e600 mm\u003c\/b\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCoverage:\u003c\/td\u003e\n\u003ctd\u003e\u003cb\u003e7.20 m²\u003c\/b\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eR-value *:\u003c\/td\u003e\n\u003ctd\u003e\u003cb\u003e1.4 m²K\/W\u003c\/b\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eThermal conductivity:\u003c\/td\u003e\n\u003ctd\u003e\u003cb\u003e0.035 W\/mK\u003c\/b\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDensity:\u003c\/td\u003e\n\u003ctd\u003e\u003cb\u003e45 kg\/m³\u003c\/b\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cem\u003e* The R-value denotes the resistance to heat flow – the higher the R-value the more insulating the product is.\u003c\/em\u003e\u003c\/p\u003e","brand":"Knauf","offers":[{"title":"Default Title","offer_id":47262551015742,"sku":"2411327","price":37.3,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0673\/1281\/2350\/files\/KnaufInsulationRocksilkRS45Slab-Image-UK_1024x1024_2x_0de2a4a5-de7e-4ea8-a3dd-5ad19d73644e.webp?v=1728459603"},{"product_id":"75mm-knauf-rs45-rocksilk-earthwool-building-slab-insulation-4-32m","title":"75mm Knauf RS45 Rocksilk Earthwool Insulation - 4.32m² (6 Slabs\/Pack)","description":"\u003cp\u003e75mm thick Rocksilk\u003csup\u003e®\u003c\/sup\u003e RS45 is a Rock Mineral Wool slab, designed for use in multiple thermal and acoustic applications. \u003c\/p\u003e\n\u003cp\u003eIt is non-combustible with the best possible Euroclass A1 reaction to fire classification, and is manufactured using Knauf Insulation's unique bio-based binder, ECOSE\u003csup\u003e®\u003c\/sup\u003e Technology.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e75mm thick\u003c\/li\u003e\n\u003cli\u003e1200mm x 600mm\u003c\/li\u003e\n\u003cli\u003ePack Quantity: 6\u003c\/li\u003e\n\u003cli\u003eThermal Conductivity: 0.035 W\/mK\u003c\/li\u003e\n\u003cli\u003eR-Value: 2.10 m²K\/W\u003c\/li\u003e\n\u003cli\u003eSingle slab can be used for multiple applications.\u003c\/li\u003e\n\u003cli\u003eCan be provided with a factory applied foil or tissue facing, offering solutions for a wide variety of applications.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eSuitable For\u003c\/h3\u003e\n\u003cp\u003eMulti-Application, Ground floors, Internal floors, Separating floors, Fabrication, Pitched roofs at rafter level, Internal walls \/ partitions, Light steel frame walls, Timber frame walls\u003c\/p\u003e\n\u003ctable width=\"100%\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eThickness:\u003c\/td\u003e\n\u003ctd\u003e\u003cb\u003e75 mm\u003c\/b\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eLength:\u003c\/td\u003e\n\u003ctd\u003e\u003cb\u003e1200 mm\u003c\/b\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWidth:\u003c\/td\u003e\n\u003ctd\u003e\u003cb\u003e600 mm\u003c\/b\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCoverage:\u003c\/td\u003e\n\u003ctd\u003e\u003cb\u003e7.20 m²\u003c\/b\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eR-value *:\u003c\/td\u003e\n\u003ctd\u003e\u003cb\u003e2.10 m²K\/W\u003c\/b\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eThermal conductivity:\u003c\/td\u003e\n\u003ctd\u003e\u003cb\u003e0.035 W\/mK\u003c\/b\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDensity:\u003c\/td\u003e\n\u003ctd\u003e\u003cb\u003e45 kg\/m³\u003c\/b\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cem\u003e* The R-value denotes the resistance to heat flow – the higher the R-value the more insulating the product is.\u003c\/em\u003e\u003c\/p\u003e","brand":"Knauf","offers":[{"title":"Default Title","offer_id":47263116755262,"sku":"2411328","price":33.82,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0673\/1281\/2350\/files\/KnaufInsulationRocksilkRS45Slab-Image-UK_1024x1024_2x_0de2a4a5-de7e-4ea8-a3dd-5ad19d73644e.webp?v=1728459603"},{"product_id":"100mm-knauf-rs45-rocksilk-earthwool-building-slab-insulation-3-6m","title":"100mm Knauf RS45 Rocksilk Earthwool Insulation - 3.6m² (5 Slabs\/Pack)","description":"\u003cp\u003e100mm thick Rocksilk\u003csup\u003e®\u003c\/sup\u003e RS45 is a Rock Mineral Wool slab, designed for use in multiple thermal and acoustic applications. \u003c\/p\u003e\n\u003cp\u003eIt is non-combustible with the best possible Euroclass A1 reaction to fire classification, and is manufactured using Knauf Insulation's unique bio-based binder, ECOSE\u003csup\u003e®\u003c\/sup\u003e Technology.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e100mm thick\u003c\/li\u003e\n\u003cli\u003e1200mm x 600mm\u003c\/li\u003e\n\u003cli\u003ePack Quantity: 5\u003c\/li\u003e\n\u003cli\u003eThermal Conductivity: 0.035 W\/mK\u003c\/li\u003e\n\u003cli\u003eR-Value: 2.86 m²K\/W\u003c\/li\u003e\n\u003cli\u003eSingle slab can be used for multiple applications.\u003c\/li\u003e\n\u003cli\u003eCan be provided with a factory applied foil or tissue facing, offering solutions for a wide variety of applications.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eSuitable For\u003c\/h3\u003e\n\u003cp\u003eMulti-Application, Ground floors, Internal floors, Separating floors, Fabrication, Pitched roofs at rafter level, Internal walls \/ partitions, Light steel frame walls, Timber frame walls\u003c\/p\u003e\n\u003ctable width=\"100%\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eThickness:\u003c\/td\u003e\n\u003ctd\u003e\u003cb\u003e100 mm\u003c\/b\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eLength:\u003c\/td\u003e\n\u003ctd\u003e\u003cb\u003e1200 mm\u003c\/b\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWidth:\u003c\/td\u003e\n\u003ctd\u003e\u003cb\u003e600 mm\u003c\/b\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCoverage:\u003c\/td\u003e\n\u003ctd\u003e\u003cb\u003e3.6 m²\u003c\/b\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eR-value *:\u003c\/td\u003e\n\u003ctd\u003e\u003cb\u003e2.85 m²K\/W\u003c\/b\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eThermal conductivity:\u003c\/td\u003e\n\u003ctd\u003e\u003cb\u003e0.035 W\/mK\u003c\/b\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDensity:\u003c\/td\u003e\n\u003ctd\u003e\u003cb\u003e45 kg\/m³\u003c\/b\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cem\u003e* The R-value denotes the resistance to heat flow – the higher the R-value the more insulating the product is.\u003c\/em\u003e\u003c\/p\u003e","brand":"Knauf","offers":[{"title":"Default Title","offer_id":47263145787710,"sku":"2411339","price":37.42,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0673\/1281\/2350\/files\/KnaufInsulationRocksilkRS45Slab-Image-UK_1024x1024_2x_0de2a4a5-de7e-4ea8-a3dd-5ad19d73644e.webp?v=1728459603"},{"product_id":"50mm-knauf-rs45-rocksilk-earthwool-building-slab-insulation-12-packs-86-4m","title":"50mm Knauf RS45 Rocksilk Earthwool Insulation - 12 packs - 86.4m² (10 Slabs\/Pack)","description":"\u003cp\u003eA pallet of 12 packs of 50mm thick Rocksilk\u003csup\u003e®\u003c\/sup\u003e RS45, a Rock Mineral Wool slab, designed for use in multiple thermal and acoustic applications. \u003c\/p\u003e\n\u003cp\u003eIt is non-combustible with the best possible Euroclass A1 reaction to fire classification, and is manufactured using Knauf Insulation's unique bio-based binder, ECOSE\u003csup\u003e®\u003c\/sup\u003e Technology.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e50mm thick\u003c\/li\u003e\n\u003cli\u003e1200mm x 600mm\u003c\/li\u003e\n\u003cli\u003ePack Quantity: 10\u003c\/li\u003e\n\u003cli\u003eThermal Conductivity: 0.035W\/mK\u003c\/li\u003e\n\u003cli\u003eR-Value: 1.4m2K\/W\u003c\/li\u003e\n\u003cli\u003eSingle slab can be used for multiple applications.\u003c\/li\u003e\n\u003cli\u003eCan be provided with a factory applied foil or tissue facing, offering solutions for a wide variety of applications.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eSuitable For\u003c\/h3\u003e\n\u003cp\u003eMulti-Application, Ground floors, Internal floors, Separating floors, Fabrication, Pitched roofs at rafter level, Internal walls \/ partitions, Light steel frame walls, Timber frame walls\u003c\/p\u003e\n\u003ctable width=\"100%\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eThickness:\u003c\/td\u003e\n\u003ctd\u003e\u003cb\u003e50 mm\u003c\/b\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eLength:\u003c\/td\u003e\n\u003ctd\u003e\u003cb\u003e1200 mm\u003c\/b\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWidth:\u003c\/td\u003e\n\u003ctd\u003e\u003cb\u003e600 mm\u003c\/b\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCoverage:\u003c\/td\u003e\n\u003ctd\u003e\u003cb\u003e86.4 m²\u003c\/b\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eR-value *:\u003c\/td\u003e\n\u003ctd\u003e\u003cb\u003e1.4 m²K\/W\u003c\/b\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eThermal conductivity:\u003c\/td\u003e\n\u003ctd\u003e\u003cb\u003e0.035 W\/mK\u003c\/b\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDensity:\u003c\/td\u003e\n\u003ctd\u003e\u003cb\u003e45 kg\/m³\u003c\/b\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cem\u003e* The R-value denotes the resistance to heat flow – the higher the R-value the more insulating the product is.\u003c\/em\u003e\u003c\/p\u003e","brand":"Knauf","offers":[{"title":"Default Title","offer_id":47263963316542,"sku":"2411327-12","price":431.67,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0673\/1281\/2350\/files\/KnaufInsulationRocksilkRS45Slab-Image-UK_1024x1024_2x_0de2a4a5-de7e-4ea8-a3dd-5ad19d73644e.webp?v=1728459603"},{"product_id":"75mm-knauf-rs45-rocksilk-earthwool-building-slab-insulation-12-packs-51-84m","title":"75mm Knauf RS45 Rocksilk Earthwool Insulation - 12 packs -  51.84m² (6 Slabs\/Pack)","description":"\u003cp\u003eA pallet of 12 packs of 75mm thick Rocksilk\u003csup\u003e®\u003c\/sup\u003e RS45, a Rock Mineral Wool slab, designed for use in multiple thermal and acoustic applications. \u003c\/p\u003e\n\u003cp\u003eIt is non-combustible with the best possible Euroclass A1 reaction to fire classification, and is manufactured using Knauf Insulation's unique bio-based binder, ECOSE\u003csup\u003e®\u003c\/sup\u003e Technology.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e75mm thick\u003c\/li\u003e\n\u003cli\u003e1200mm x 600mm\u003c\/li\u003e\n\u003cli\u003ePack Quantity: 6\u003c\/li\u003e\n\u003cli\u003eNo Packs: 12\u003c\/li\u003e\n\u003cli\u003eThermal Conductivity: 0.035 W\/mK\u003c\/li\u003e\n\u003cli\u003eR-Value: 2.10 m²K\/W\u003c\/li\u003e\n\u003cli\u003eSingle slab can be used for multiple applications.\u003c\/li\u003e\n\u003cli\u003eCan be provided with a factory applied foil or tissue facing, offering solutions for a wide variety of applications.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eSuitable For\u003c\/h3\u003e\n\u003cp\u003eMulti-Application, Ground floors, Internal floors, Separating floors, Fabrication, Pitched roofs at rafter level, Internal walls \/ partitions, Light steel frame walls, Timber frame walls\u003c\/p\u003e\n\u003ctable width=\"100%\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eThickness:\u003c\/td\u003e\n\u003ctd\u003e\u003cb\u003e75 mm\u003c\/b\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eLength:\u003c\/td\u003e\n\u003ctd\u003e\u003cb\u003e1200 mm\u003c\/b\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWidth:\u003c\/td\u003e\n\u003ctd\u003e\u003cb\u003e600 mm\u003c\/b\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCoverage:\u003c\/td\u003e\n\u003ctd\u003e\u003cb\u003e51.84 m²\u003c\/b\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eR-value *:\u003c\/td\u003e\n\u003ctd\u003e\u003cb\u003e2.10 m²K\/W\u003c\/b\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eThermal conductivity:\u003c\/td\u003e\n\u003ctd\u003e\u003cb\u003e0.035 W\/mK\u003c\/b\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDensity:\u003c\/td\u003e\n\u003ctd\u003e\u003cb\u003e45 kg\/m³\u003c\/b\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cem\u003e* The R-value denotes the resistance to heat flow – the higher the R-value the more insulating the product is.\u003c\/em\u003e\u003c\/p\u003e","brand":"Knauf","offers":[{"title":"Default Title","offer_id":47263973736766,"sku":"2411328-12","price":390.83,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0673\/1281\/2350\/files\/KnaufInsulationRocksilkRS45Slab-Image-UK_1024x1024_2x_0de2a4a5-de7e-4ea8-a3dd-5ad19d73644e.webp?v=1728459603"},{"product_id":"100mm-knauf-rs45-rocksilk-earthwool-building-slab-insulation-12-packs-43-2m","title":"100mm Knauf RS45 Rocksilk Earthwool Insulation - 12 packs - 43.2m² (5 Slabs\/Pack)","description":"\u003cp\u003eA pallet of 12 packs of 100mm thick Rocksilk\u003csup\u003e®\u003c\/sup\u003e RS45, a Rock Mineral Wool slab, designed for use in multiple thermal and acoustic applications. \u003c\/p\u003e\n\u003cp\u003eIt is non-combustible with the best possible Euroclass A1 reaction to fire classification, and is manufactured using Knauf Insulation's unique bio-based binder, ECOSE\u003csup\u003e®\u003c\/sup\u003e Technology.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e100mm thick\u003c\/li\u003e\n\u003cli\u003e1200mm x 600mm\u003c\/li\u003e\n\u003cli\u003ePack Quantity: 5\u003c\/li\u003e\n\u003cli\u003eNo Packs: 12\u003c\/li\u003e\n\u003cli\u003eThermal Conductivity: 0.035 W\/mK\u003c\/li\u003e\n\u003cli\u003eR-Value: 2.86 m²K\/W\u003c\/li\u003e\n\u003cli\u003eSingle slab can be used for multiple applications.\u003c\/li\u003e\n\u003cli\u003eCan be provided with a factory applied foil or tissue facing, offering solutions for a wide variety of applications.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eSuitable For\u003c\/h3\u003e\n\u003cp\u003eMulti-Application, Ground floors, Internal floors, Separating floors, Fabrication, Pitched roofs at rafter level, Internal walls \/ partitions, Light steel frame walls, Timber frame walls\u003c\/p\u003e\n\u003ctable width=\"100%\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eThickness:\u003c\/td\u003e\n\u003ctd\u003e\u003cb\u003e100 mm\u003c\/b\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eLength:\u003c\/td\u003e\n\u003ctd\u003e\u003cb\u003e1200 mm\u003c\/b\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWidth:\u003c\/td\u003e\n\u003ctd\u003e\u003cb\u003e600 mm\u003c\/b\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCoverage:\u003c\/td\u003e\n\u003ctd\u003e\u003cb\u003e43.2 m²\u003c\/b\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eR-value *:\u003c\/td\u003e\n\u003ctd\u003e\u003cb\u003e2.85 m²K\/W\u003c\/b\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eThermal conductivity:\u003c\/td\u003e\n\u003ctd\u003e\u003cb\u003e0.035 W\/mK\u003c\/b\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDensity:\u003c\/td\u003e\n\u003ctd\u003e\u003cb\u003e45 kg\/m³\u003c\/b\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cem\u003e* The R-value denotes the resistance to heat flow – the higher the R-value the more insulating the product is.\u003c\/em\u003e\u003c\/p\u003e","brand":"Knauf","offers":[{"title":"Default Title","offer_id":47264153633086,"sku":"2411339-12","price":433.33,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0673\/1281\/2350\/files\/KnaufInsulationRocksilkRS45Slab-Image-UK_1024x1024_2x_0de2a4a5-de7e-4ea8-a3dd-5ad19d73644e.webp?v=1728459603"},{"product_id":"75mm-knauf-dritherm-32-mineral-wool-cavity-wall-insulation-3-28m-6-slabs-pack","title":"75mm Knauf Dritherm 32 Mineral Wool Cavity Wall Insulation - 3.28m² (6 Slabs\/Pack)","description":"\u003cp\u003e75mm thick Knauf Dritherm 32 is a Glass Mineral Wool cavity slab insulation designed for use in masonry walls. This cavity wall insulation is ideal for new builds or construction of extensions as it is intended to be added during the construction of exterior walls.\u003c\/p\u003e\n\u003cp\u003eMeasuring 75mm, they are full fill insulation slabs, intended to friction-fit between wall-ties. \u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e75mm thickness.\u003c\/li\u003e\n\u003cli\u003eSuitable for use in external cavity walls.\u003c\/li\u003e\n\u003cli\u003eFull fill cavity insulation slabs.\u003c\/li\u003e\n\u003cli\u003eIdeal for new builds and extensions.\u003c\/li\u003e\n\u003cli\u003eEuroclass A1 resistance to fire.\u003c\/li\u003e\n\u003cli\u003ePack of 6 slabs.\u003c\/li\u003e\n\u003cli\u003eBBA Certified.\u003c\/li\u003e\n\u003cli\u003eComplies to BS EN 13162.\u003c\/li\u003e\n\u003cli\u003eEUCEB Certified.\u003c\/li\u003e\n\u003cli\u003eManufactured in accordance with ISO 50001 Energy Management Systems, ISO 14001 Environmental Management Systems, ISO 45001 Occupational Health and Safety Management Systems and ISO 9001 Quality Management Systems.\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Knauf","offers":[{"title":"Default Title","offer_id":58330518421885,"sku":"715827","price":31.23,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0673\/1281\/2350\/files\/Knauf-Dritherm-32.webp?v=1769114726"}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0673\/1281\/2350\/collections\/Dritherm-37-50mm.webp?v=1782682632","url":"https:\/\/diybuildingsupplies.co.uk\/collections\/cavity-wall-insulation.oembed","provider":"DIY Building Supplies","version":"1.0","type":"link"}