{"title":"Polystyrene Insulated Plasterboard","description":"","products":[{"product_id":"22mm-knauf-eps-insulated-plasterboard-2400mm-x-1200mm","title":"22mm Thermal Basic EPS Insulated Plasterboard 2400mm x 1200mm","description":"\u003ch2\u003eProduct Overview\u003c\/h2\u003e\u003cp\u003eThermal Basic EPS Insulated Plasterboard measuring 22mm thick and 2400mm x 1200mm in size. A laminated board combining 9.5mm standard plasterboard with an expanded polystyrene (EPS) insulation backing to improve thermal efficiency on internal walls and ceilings.\u003c\/p\u003e\u003cp\u003e\u003cbr\u003eThe composite structure reduces heat loss through solid walls, providing an immediate uplift in energy performance while maintaining minimal loss of internal room space.\u003c\/p\u003e\u003cp\u003e\u003cbr\u003eManufactured using CFC- and HCFC-free expanded polystyrene, the insulation layer offers stable thermal conductivity and low moisture absorption. The plasterboard face provides a smooth, durable surface suitable for direct painting, wallpapering, or plaster skim finishing.\u003c\/p\u003e\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e\u003cp\u003eAt 22mm overall thickness, it is suited to refurbishment and lining applications where moderate thermal improvement is required within confined spaces.\u003cstrong\u003e\u003cbr\u003e\u003c\/strong\u003e\u003cbr\u003e\u003c\/p\u003e\u003ch2\u003eFeatures \u0026amp; Benefits\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eLaminated plasterboard and EPS core\u003c\/strong\u003e: Combines surface finish and insulation in one simple fixing operation.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEPS insulation backing\u003c\/strong\u003e: Provides reliable thermal resistance and stable dimensional performance.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCFC- and HCFC-free insulation\u003c\/strong\u003e: Environmentally safer material with low global warming potential.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLightweight construction\u003c\/strong\u003e: Easy to handle, cut, and install for rapid wall or ceiling lining.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCompatible fixing options\u003c\/strong\u003e: Can be installed with adhesive dabs or mechanical fixings to suit different wall types.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e22mm thickness\u003c\/strong\u003e: Suitable for shallow wall linings where minimal projection and moderate insulation are required.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e\u003ch2\u003eApplications\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eInternal wall upgrades\u003c\/strong\u003e: Reduces heat loss in solid or uninsulated walls.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCeiling linings\u003c\/strong\u003e: Adds insulation to ceilings or cold roof spaces.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRoom-in-roof conversions\u003c\/strong\u003e: Improves thermal performance in attic or loft refurbishments.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRefurbishment works\u003c\/strong\u003e: Ideal for upgrading older properties with restricted space.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e\u003ch2\u003eInstallation Guidance\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eApply adhesive dabs or mechanical fixings\u003c\/strong\u003e: Ensures stable bonding to the substrate.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCut to size with a fine-tooth saw or knife\u003c\/strong\u003e: Enables precise fitting around openings and junctions.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSeal joints before finishing\u003c\/strong\u003e: Prevents air leakage and improves insulation continuity.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMaintain dry storage and handling\u003c\/strong\u003e: Protects plasterboard surface and prevents edge damage.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e\u003ch2\u003eCompliance \u0026amp; Performance\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eManufactured to EN 13950\u003c\/strong\u003e: Meets European standard for laminated thermal boards.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eThermal conductivity (EPS layer)\u003c\/strong\u003e: Approx. 0.038 W\/mK.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSurface reaction to fire\u003c\/strong\u003e: Classified according to plasterboard face performance.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eImportant note\u003c\/strong\u003e: Always fix in accordance with current building regulation guidance for internal wall insulation.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e","brand":"Unbranded","offers":[{"title":"22mm","offer_id":53771539480687,"sku":"2003006","price":35.92,"currency_code":"GBP","in_stock":false},{"title":"30mm","offer_id":53771539513455,"sku":"2003007","price":46.94,"currency_code":"GBP","in_stock":false},{"title":"40mm","offer_id":53771539546223,"sku":"2003008","price":57.12,"currency_code":"GBP","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0739\/9784\/4591\/files\/Knauf_Thermal_Laminate_-_Photo_Resized.jpg?v=1783758700"},{"product_id":"27mm-xps-laminate-plus-insulated-plasterboard-2400mm-x-1200mm","title":"27mm XPS Laminate Plus Insulated Plasterboard 2400mm x 1200mm","description":"\u003ch2\u003eProduct Overview\u003c\/h2\u003e\u003cp\u003eXPS Laminate Plus Insulated Plasterboard measuring 27mm thick and 2400mm x 1200mm in size. A composite drylining board combining 9.5mm wallboard with an extruded polystyrene (XPS) insulation core for enhanced thermal and moisture performance.\u003cbr\u003e\u003cbr\u003e\u003c\/p\u003e\u003cp\u003eThe rigid XPS layer offers higher compressive strength and lower water absorption than standard EPS, providing reliable thermal insulation in areas exposed to intermittent damp or condensation risk.\u003cbr\u003e\u003cbr\u003e\u003c\/p\u003e\u003cp\u003eDesigned for direct application to masonry or solid wall surfaces, the laminate improves internal comfort, reduces cold bridging, and supports compliance with modern energy standards.\u003cbr\u003e\u003cbr\u003e\u003c\/p\u003e\u003cp\u003eThe plasterboard face provides a smooth, flat surface suitable for direct decoration or plaster skim finishing, making it an efficient solution for both refurbishment and upgrade projects.\u003c\/p\u003e\u003cp\u003e\u003cbr\u003eAt 27mm overall thickness, it is suited to drylining applications where improved insulation and moisture resistance are required within a compact wall build-up.\u003cstrong\u003e\u003cbr\u003e\u003c\/strong\u003e\u003cbr\u003e\u003c\/p\u003e\u003ch2\u003eFeatures \u0026amp; Benefits\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eLaminated XPS and plasterboard construction\u003c\/strong\u003e: Combines insulation and interior finish in one composite board.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eExtruded polystyrene insulation\u003c\/strong\u003e: Provides superior thermal resistance with minimal moisture absorption.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSmooth plasterboard surface\u003c\/strong\u003e: Ready for direct painting, wallpapering, or skim plaster finish.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRigid and dimensionally stable\u003c\/strong\u003e: Maintains flatness and edge integrity during handling and installation.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLightweight composition\u003c\/strong\u003e: Simplifies transport and fixing, reducing installation time.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMoisture-resistant insulation core\u003c\/strong\u003e: Suitable for use on walls prone to minor damp or condensation.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEnergy-efficient design\u003c\/strong\u003e: Improves wall U-values and supports compliance with energy performance requirements.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e27mm thickness\u003c\/strong\u003e: Ideal for refurbishment work where insulation upgrade is required without significant space loss.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e\u003ch2\u003eApplications\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eInternal wall drylining\u003c\/strong\u003e: Upgrades thermal and moisture performance of external or solid walls.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRefurbishment projects\u003c\/strong\u003e: Enhances comfort and reduces energy consumption in existing buildings.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCeiling or roof slopes\u003c\/strong\u003e: Provides a continuous thermal layer in room-in-roof conversions.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eUtility and service areas\u003c\/strong\u003e: Suitable for drylining semi-exposed or intermittently damp rooms.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e\u003ch2\u003eInstallation Guidance\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eFix with adhesive dabs or mechanical fixings\u003c\/strong\u003e: Ensures full bond and stability on masonry or stud walls.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCut cleanly with fine-tooth saw or knife\u003c\/strong\u003e: Allows precise fitting around sockets, reveals, and openings.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSeal perimeters and joints\u003c\/strong\u003e: Maintains insulation continuity and air-tightness.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eStore flat and dry\u003c\/strong\u003e: Protects plasterboard face and prevents distortion prior to installation.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e\u003ch2\u003eCompliance \u0026amp; Performance\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eManufactured to EN 13950\u003c\/strong\u003e: Conforms to European standard for laminated insulation boards.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eThermal conductivity (XPS layer)\u003c\/strong\u003e: Approx. 0.033 W\/mK.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMoisture absorption\u003c\/strong\u003e: Very low, maintaining insulation performance in humid environments.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEnvironmental performance\u003c\/strong\u003e: XPS core is free from CFCs and HCFCs and offers recyclable content.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eImportant note\u003c\/strong\u003e: Install in accordance with internal wall insulation guidance to achieve declared thermal values and moisture control.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e","brand":"Unbranded","offers":[{"title":"Default Title","offer_id":53771539611759,"sku":"2003042","price":49.44,"currency_code":"GBP","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0739\/9784\/4591\/files\/Knauf_XPS_Laminate_Plus_-_Photo.jpg?v=1783758701"}],"url":"https:\/\/supplyyard.co.uk\/collections\/polystyrene-insulated-plasterboard.oembed","provider":"Supply Yard","version":"1.0","type":"link"}