{"product_id":"50mm-knauf-dritherm-37-mineral-wool-cavity-wall-insulation-262m-40-packs-12-slabs-pack","title":"50mm Knauf Dritherm 37 Mineral Wool Cavity Wall Insulation - 262m² - 40 Packs (12 Slabs\/Pack)","description":"\u003cp class=\"PDq2pG_selectionAnchorContainer\" data-end=\"528\" data-start=\"29\"\u003eThe \u003cstrong data-end=\"120\" data-start=\"33\"\u003e50mm Knauf Dritherm 37 Glass Mineral Wool Cavity Wall Insulation – 262m² (40 Packs)\u003c\/strong\u003e is a high-quality cavity wall insulation solution designed for use in external masonry cavity walls, particularly where cavity widths are limited or where additional insulation is required to achieve required thermal performance levels. Manufactured from glass mineral wool, these lightweight insulation slabs provide reliable thermal protection while helping reduce heat loss and improve energy efficiency.\u003cspan class=\"PDq2pG_selectionAnchor\" aria-hidden=\"true\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp data-end=\"872\" data-start=\"530\"\u003eKnauf Dritherm 37 cavity slabs are designed to friction-fit across the cavity width and can be easily cut to fit between standard wall-tie spacings. With a thermal conductivity of 0.037 W\/mK and a thermal resistance of 1.35 m² K\/W, these 50mm slabs provide effective insulation performance for new builds, extensions, and renovation projects.\u003c\/p\u003e\n\u003cp data-end=\"1253\" data-start=\"874\"\u003eThis bulk pack of 40 packs is ideal for large-scale construction applications requiring extensive insulation coverage. The slabs offer excellent fire performance with a Euroclass A1 reaction to fire rating and are manufactured to high quality standards. Knauf Dritherm 37 is BBA certified, EUCEB certified, and complies with BS EN 13162 for dependable performance and durability.\u003c\/p\u003e\n\u003ch3 data-end=\"1275\" data-start=\"1255\" data-section-id=\"pm8yra\"\u003e\u003cspan role=\"text\"\u003e\u003cstrong data-end=\"1275\" data-start=\"1259\"\u003eKey Features\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h3\u003e\n\u003cul data-end=\"2008\" data-start=\"1277\"\u003e\n\u003cli data-end=\"1333\" data-start=\"1277\" data-section-id=\"1ml256q\"\u003eHigh-quality 50mm glass mineral wool cavity insulation\u003c\/li\u003e\n\u003cli data-end=\"1378\" data-start=\"1334\" data-section-id=\"qo0wf3\"\u003eSuitable for external masonry cavity walls\u003c\/li\u003e\n\u003cli data-end=\"1436\" data-start=\"1379\" data-section-id=\"gpxdgr\"\u003eIdeal for smaller cavity widths and renovation projects\u003c\/li\u003e\n\u003cli data-end=\"1513\" data-start=\"1437\" data-section-id=\"6ken41\"\u003eCan be combined with other insulation systems to achieve required U-values\u003c\/li\u003e\n\u003cli data-end=\"1549\" data-start=\"1514\" data-section-id=\"113dp5i\"\u003eFull-fill cavity insulation slabs\u003c\/li\u003e\n\u003cli data-end=\"1610\" data-start=\"1550\" data-section-id=\"t7xml1\"\u003eDesigned to friction-fit between typical wall-tie spacings\u003c\/li\u003e\n\u003cli data-end=\"1676\" data-start=\"1611\" data-section-id=\"r5skco\"\u003eSuitable for new builds, extensions, and refurbishment projects\u003c\/li\u003e\n\u003cli data-end=\"1713\" data-start=\"1677\" data-section-id=\"w4abs1\"\u003eThermal conductivity of 0.037 W\/mK\u003c\/li\u003e\n\u003cli data-end=\"1758\" data-start=\"1714\" data-section-id=\"1w4xpz0\"\u003eProvides thermal resistance of 1.35 m² K\/W\u003c\/li\u003e\n\u003cli data-end=\"1804\" data-start=\"1759\" data-section-id=\"hxgamu\"\u003eEuroclass A1 fire resistance classification\u003c\/li\u003e\n\u003cli data-end=\"1842\" data-start=\"1805\" data-section-id=\"1e2ufg7\"\u003eBBA certified for quality assurance\u003c\/li\u003e\n\u003cli data-end=\"1880\" data-start=\"1843\" data-section-id=\"1manwdp\"\u003eComplies with BS EN 13162 standards\u003c\/li\u003e\n\u003cli data-end=\"1922\" data-start=\"1881\" data-section-id=\"135uwe8\"\u003eEUCEB certified mineral wool insulation\u003c\/li\u003e\n\u003cli data-end=\"2008\" data-start=\"1923\" data-section-id=\"1v7mmfv\"\u003eManufactured under ISO 50001, ISO 14001, ISO 45001, and ISO 9001 management systems\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3 data-end=\"2040\" data-start=\"2010\" data-section-id=\"w3lyov\"\u003e\u003cspan role=\"text\"\u003e\u003cstrong data-end=\"2040\" data-start=\"2014\"\u003eDimensions \u0026amp; Pack Size\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h3\u003e\n\u003cul data-end=\"2466\" data-start=\"2042\"\u003e\n\u003cli data-end=\"2087\" data-start=\"2042\" data-section-id=\"1r1fwgb\"\u003eProduct Type: Cavity Wall Insulation Slab\u003c\/li\u003e\n\u003cli data-end=\"2131\" data-start=\"2088\" data-section-id=\"1jfhls8\"\u003eInsulation Material: Glass Mineral Wool\u003c\/li\u003e\n\u003cli data-end=\"2151\" data-start=\"2132\" data-section-id=\"pevvtt\"\u003eThickness: 50mm\u003c\/li\u003e\n\u003cli data-end=\"2170\" data-start=\"2152\" data-section-id=\"1kzmmml\"\u003eLength: 1200mm\u003c\/li\u003e\n\u003cli data-end=\"2187\" data-start=\"2171\" data-section-id=\"vz3fk\"\u003eWidth: 455mm\u003c\/li\u003e\n\u003cli data-end=\"2217\" data-start=\"2188\" data-section-id=\"7w4ixx\"\u003eCoverage per Pack: 6.55m²\u003c\/li\u003e\n\u003cli data-end=\"2245\" data-start=\"2218\" data-section-id=\"yuidku\"\u003ePack Quantity: 40 Packs\u003c\/li\u003e\n\u003cli data-end=\"2274\" data-start=\"2246\" data-section-id=\"1o12i5r\"\u003eSlabs per Pack: 12 Slabs\u003c\/li\u003e\n\u003cli data-end=\"2300\" data-start=\"2275\" data-section-id=\"1qjvuk7\"\u003eTotal Coverage: 262m²\u003c\/li\u003e\n\u003cli data-end=\"2337\" data-start=\"2301\" data-section-id=\"1d5py4y\"\u003eThermal Conductivity: 0.037 W\/mK\u003c\/li\u003e\n\u003cli data-end=\"2373\" data-start=\"2338\" data-section-id=\"1kk5hwv\"\u003eThermal Resistance: 1.35 m² K\/W\u003c\/li\u003e\n\u003cli data-end=\"2403\" data-start=\"2374\" data-section-id=\"1m3cyda\"\u003eFire Rating: Euroclass A1\u003c\/li\u003e\n\u003cli data-end=\"2466\" data-start=\"2404\" data-section-id=\"1ryvzzm\"\u003eCertification: BBA Certified, BS EN 13162, EUCEB Certified\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cspan style=\"text-decoration: underline;\"\u003e\u003cstrong\u003eDELIVERY INFORMATION\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cstrong\u003eFAST RELIABLE UK DELIVERY \u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003eSTANDARD DELIVERY - 1 TO 3 WORKING DAYS\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003eFREE DELIVERY ON ORDERS OVER £500\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003ePALLET DELIVERY AVAILABLE\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003eNEED IT URGENTLY? CONTACT US FOR EXPRESS OPTIONS\u003c\/strong\u003e\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Insulation King","offers":[{"title":"Default Title","offer_id":58441544204672,"sku":null,"price":1210.0,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0682\/4273\/5399\/files\/Dritherm-37-85mm-bulk-pack-40.webp?v=1783942194","url":"https:\/\/www.insulationking.co.uk\/products\/50mm-knauf-dritherm-37-mineral-wool-cavity-wall-insulation-262m-40-packs-12-slabs-pack","provider":"Insulation King","version":"1.0","type":"link"}