{"product_id":"celotex-pl4000-insulated-plasterboard-2400-x-1200mm-52-5mm-sopratherm-pl4040","title":"Celotex PL4000 Insulated Plasterboard 2400 × 1200mm – 52.5mm (40mm + 12.5mm, now Sopratherm PL4040, 2.88m² sheet)","description":"\u003cp\u003eCelotex PL4040 is now made and sold as \u003cstrong\u003eSopratherm PL4040\u003c\/strong\u003e (sometimes searched for as Sopretherm or Supertherm). It is an insulated plasterboard for dry lining walls: 40mm of PIR insulation bonded to 12.5mm tapered-edge plasterboard, 52.5mm in total. Fix it to masonry walls with dabs and mechanical fixings, or to timber or metal studs, then tape and joint or skim as normal. Declared thermal conductivity of the PIR core is 0.022 W\/mK and the thermal resistance of the board is 1.85 m²K\/W according to Soprema's datasheet. Priced per 2400 × 1200mm sheet (2.88m²).\u003c\/p\u003e\n\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003ctable\u003e\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003eBrand\u003c\/th\u003e\n\u003ctd\u003eCelotex (now Sopratherm, made by Soprema)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003eRange\u003c\/th\u003e\n\u003ctd\u003eCelotex PL4000 \/ Sopratherm PL4000\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003eProduct code\u003c\/th\u003e\n\u003ctd\u003ePL4040\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003eTotal thickness\u003c\/th\u003e\n\u003ctd\u003e52.5mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003eMake-up\u003c\/th\u003e\n\u003ctd\u003e40mm PIR + 12.5mm plasterboard\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003eBoard size (L × W)\u003c\/th\u003e\n\u003ctd\u003e2400 × 1200mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003eCoverage per sheet\u003c\/th\u003e\n\u003ctd\u003e2.88m²\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003ePlasterboard edge\u003c\/th\u003e\n\u003ctd\u003eTapered\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003eThermal conductivity (λ, PIR core)\u003c\/th\u003e\n\u003ctd\u003e0.022 W\/mK\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003eThermal resistance (R-value)\u003c\/th\u003e\n\u003ctd\u003e1.85 m²K\/W\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003eReaction to fire\u003c\/th\u003e\n\u003ctd\u003eEuroclass B-s1,d0\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003eBBA certificate\u003c\/th\u003e\n\u003ctd\u003e25\/7366\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003eSold as\u003c\/th\u003e\n\u003ctd\u003ePer sheet\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\u003c\/table\u003e\n\u003ch3\u003eDelivery\u003c\/h3\u003e\n\u003cp\u003eFree delivery to England \u0026amp; Wales on every order; minimum order £400 + VAT. Delivered by Moffett lorry (forklift offload); someone must be present to receive it.\u003c\/p\u003e\n\u003ch3\u003eDownloads \u0026amp; technical information\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\u003ca href=\"https:\/\/my.assets-library.com\/asset\/fab9d6e7-f614-4753-9adb-0f75801cfdb2\/TDS-SOPRATHERM-PL4000.pdf\" target=\"_blank\" rel=\"noopener\"\u003eSopratherm PL4000 technical datasheet (PDF)\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"https:\/\/my.assets-library.com\/asset\/c1977a0a-a617-44b0-b318-21f892e3faaf\/DOP-SOPRATHERM-PL4000.pdf\" target=\"_blank\" rel=\"noopener\"\u003eSopratherm PL4000 Declaration of Performance (PDF)\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"https:\/\/my.assets-library.com\/asset\/47a7cfd5-29e4-463b-9c6b-0617946ca744\/CER-BBA-SOPRATHERM-PL4000.pdf\" target=\"_blank\" rel=\"noopener\"\u003eBBA certificate – Sopratherm PL4000 (PDF)\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"https:\/\/www.soprema.co.uk\/products\/sopratherm-pl4000\" target=\"_blank\" rel=\"noopener\"\u003eSopratherm PL4000 product page (manufacturer website)\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eFAQs\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eIs this the same as Celotex PL4000?\u003c\/strong\u003e\u003cbr\u003eYes. Celotex PL4000 has been renamed Sopratherm PL4000 following Soprema's purchase of Celotex. This board is code PL4040.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWhat does the price cover?\u003c\/strong\u003e\u003cbr\u003eThe price shown is ex VAT and is for one 2400 × 1200mm sheet (2.88m²).\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eHow many sheets do I need?\u003c\/strong\u003e\u003cbr\u003eUse our \u003ca href=\"\/pages\/insulation-calculator\"\u003einsulation calculator\u003c\/a\u003e, or divide the wall area (m²) by 2.88 and round up, allowing extra for openings and cutting.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWhat are the delivery charges?\u003c\/strong\u003e\u003cbr\u003eFree delivery to England \u0026amp; Wales on every order; minimum order £400 + VAT. Delivered by Moffett lorry (forklift offload); someone must be present to receive it. We deliver to England and Wales only; we cannot deliver to Scotland, Northern Ireland or the islands.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWhere can I find U-values and installation guidance?\u003c\/strong\u003e\u003cbr\u003eSee the Soprema datasheet and BBA certificate linked above, try our \u003ca href=\"\/pages\/pir-u-value-calculator\"\u003ePIR U-value calculator\u003c\/a\u003e, or call us on 03330 908479.\u003c\/p\u003e\n","brand":"Celotex","offers":[{"title":"Default Title","offer_id":60985740788046,"sku":"IWD-CELOTEX-PL4040","price":47.73,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0861\/2603\/5278\/files\/celotex-pl4000-insulated-plasterboard-2400-x-1200mm-52-5mm-sopratherm-pl4040.jpg?v=1790588273","url":"https:\/\/www.insulationwarehousedirect.co.uk\/products\/celotex-pl4000-insulated-plasterboard-2400-x-1200mm-52-5mm-sopratherm-pl4040","provider":"Insulation Warehouse Direct","version":"1.0","type":"link"}