{"title":"Polystyrene Insulation","description":"","products":[{"product_id":"100mm-eps100-polystyrene-insulation-board-2400mm-x-1200mm","title":"100mm EPS100 Polystyrene Insulation Board 2400mm x 1200mm","description":"\u003ch2\u003eProduct Overview\u003c\/h2\u003e\u003cp\u003eEPS100 Polystyrene Insulation Board with a 2400mm length, 1200mm width, and 100mm thickness.\u003cbr\u003e\u003cbr\u003eManufactured from expanded polystyrene beads fused into a rigid, lightweight sheet, this board provides reliable compressive strength and dimensional stability across a broad range of construction applications.\u003cbr\u003e\u003cbr\u003eRated to EPS100 grade, it achieves a compressive strength of 100kPa, making it suitable for use beneath non-structural or lightly loaded floor systems, as well as in general insulation build-ups. While not classed as a load-bearing structural material, EPS100 maintains shape and support when used under screeds, slabs, or flooring layers subject to standard domestic or light commercial loads.\u003cbr\u003e\u003cbr\u003eDesigned for use in floors, walls, and roofs, it offers easy handling, precise cutting, and quick installation. The overall dimensions of 2400mm x 1200mm x 100mm offer maximum material depth for improved basic thermal resistance.\u003cbr\u003e\u003cbr\u003e\u003c\/p\u003e\u003ch2\u003eFeatures \u0026amp; Benefits\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eHigh compressive strength\u003c\/strong\u003e: EPS100 rating provides 100kPa resistance under compression, suitable for non-structural flooring and general insulation applications.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLightweight composition\u003c\/strong\u003e: Easy to handle, cut, and fit with standard tools, reducing installation time.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMulti-application suitability\u003c\/strong\u003e: Compatible with floors, walls, and roofs in both new-build and retrofit projects.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBoard size 2400mm x 1200mm x 100mm\u003c\/strong\u003e: Provides maximum thickness within the EPS100 range for deeper void filling and standard-grade insulation performance.\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\u003eFloor insulation\u003c\/strong\u003e: Suitable beneath screeds, ground-bearing slabs, or suspended floors where compressive stability is required.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWall lining and cavity fill\u003c\/strong\u003e: Provides modest thermal resistance in internal linings or cavity walls.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRoof insulation\u003c\/strong\u003e: Used in flat or pitched roof systems under membranes or deck coverings.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePerimeter insulation\u003c\/strong\u003e: Ensures continuity of insulation around slab edges or external walls.\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\u003eSurface preparation\u003c\/strong\u003e: Ensure substrate is level, clean, and dry before laying boards.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBoard fixing\u003c\/strong\u003e: Lay boards tightly with staggered joints to prevent thermal bridging.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAdhesive or mechanical fixing\u003c\/strong\u003e: Use approved insulation adhesives or fixings suited to substrate and application.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCutting\u003c\/strong\u003e: Trim boards with a fine-toothed saw or hot wire cutter for accurate fitting.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eProtection\u003c\/strong\u003e: Avoid prolonged UV exposure and protect from solvents or hydrocarbons.\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\u003eMaterial specification\u003c\/strong\u003e: Expanded polystyrene insulation conforming to BS EN 13163.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCompressive strength\u003c\/strong\u003e: Minimum 100kPa at 10% compression.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eThermal conductivity\u003c\/strong\u003e: Typical value 0.038 W\/m·K.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eImportant note\u003c\/strong\u003e: Always verify compatibility with adhesives and finishes to ensure material integrity.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e","brand":"Unbranded","offers":[{"title":"EPS100 \/ 100mm","offer_id":53771585159279,"sku":"3001307","price":29.04,"currency_code":"GBP","in_stock":true},{"title":"EPS150 \/ 100mm","offer_id":53771585192047,"sku":"3001316","price":40.51,"currency_code":"GBP","in_stock":true},{"title":"EPS70 \/ 100mm","offer_id":53771585224815,"sku":"3001217","price":23.14,"currency_code":"GBP","in_stock":true},{"title":"EPS150 \/ 150mm","offer_id":53771585257583,"sku":"3001317","price":60.77,"currency_code":"GBP","in_stock":true},{"title":"EPS100 \/ 25mm","offer_id":53771585290351,"sku":"3001304","price":7.26,"currency_code":"GBP","in_stock":true},{"title":"EPS150 \/ 25mm","offer_id":53771585323119,"sku":"3001313","price":10.13,"currency_code":"GBP","in_stock":true},{"title":"EPS70 \/ 25mm","offer_id":53771585355887,"sku":"3001219","price":5.78,"currency_code":"GBP","in_stock":true},{"title":"EPS100 \/ 50mm","offer_id":53771585388655,"sku":"3001305","price":14.52,"currency_code":"GBP","in_stock":true},{"title":"EPS150 \/ 50mm","offer_id":53771585421423,"sku":"3001314","price":20.26,"currency_code":"GBP","in_stock":true},{"title":"EPS70 \/ 50mm","offer_id":53771585454191,"sku":"3001220","price":11.57,"currency_code":"GBP","in_stock":true},{"title":"EPS100 \/ 75mm","offer_id":53771585486959,"sku":"3001306","price":21.78,"currency_code":"GBP","in_stock":true},{"title":"EPS150 \/ 75mm","offer_id":53771585519727,"sku":"3001315","price":30.38,"currency_code":"GBP","in_stock":true},{"title":"EPS70 \/ 75mm","offer_id":53771585552495,"sku":"3001221","price":17.35,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0739\/9784\/4591\/files\/EPS100_Polystyrene_Insulation_Board_2400mm_x_1200mm_-_Photo_ae2c71ce-08d9-47da-bc99-a34078383f0c.jpg?v=1783758923"},{"product_id":"100mm-kingspan-greenguard-extruded-polystyrene-insulation-300kpa-3m2-pack","title":"100mm Kingspan GreenGuard XPS Extruded Polystyrene Insulation 300kpa (3m2\/Pack)","description":"\u003ch2\u003eProduct Overview\u003c\/h2\u003e\u003cp\u003eKingspan GreenGuard XPS Extruded Polystyrene Insulation Board with a 100mm thickness and 300kPa compressive strength. A rigid, closed-cell thermal insulation material for floors, basements, and inverted roofs. \u003cbr\u003e\u003cbr\u003eIts dense cellular structure delivers long-term durability under sustained load, maintaining both mechanical strength and thermal integrity beneath concrete slabs, paving, or ballast.\u003cbr\u003e\u003cbr\u003eResistant to water absorption, vapour transmission, and freeze\/thaw cycling, it ensures consistent insulation even in demanding environmental conditions. Lightweight yet structurally stable, the boards are easy to cut and position, enabling rapid installation with precise joint alignment and no loss of compressive or thermal performance. \u003cbr\u003e\u003cbr\u003eThe 100mm thickness is suited to demanding insulation environments requiring enhanced energy performance.\u003cbr\u003e\u003cbr\u003e\u003c\/p\u003e\u003ch2\u003eFeatures \u0026amp; Benefits\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eHigh compressive strength:\u003c\/strong\u003e Withstands 300kPa load, supporting use under heavy floors or roof ballast.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eClosed-cell structure:\u003c\/strong\u003e Prevents water ingress and maintains insulation properties in damp conditions.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eReliable thermal performance:\u003c\/strong\u003e Thermal conductivity typically 0.034 W\/m·K for consistent energy efficiency.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDurable and lightweight:\u003c\/strong\u003e Resists damage during handling and installation while remaining easy to cut and shape.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMoisture resistant:\u003c\/strong\u003e Retains dimensional stability and mechanical performance when exposed to wet conditions.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSustainability performance:\u003c\/strong\u003e Produced with zero ozone depletion potential (ODP) and low global warming potential (GWP).\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eThickness suitability:\u003c\/strong\u003e 100mm board thickness provides enhanced thermal resistance and mechanical stability.\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\u003eGround floors:\u003c\/strong\u003e Provides an insulation layer under screed or slab floors.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInverted roofs:\u003c\/strong\u003e Suitable for thermal protection above waterproof membranes.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFoundations and perimeters:\u003c\/strong\u003e Effective where compressive strength and moisture resistance are essential.\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\u003eSubstrate preparation:\u003c\/strong\u003e Surfaces should be level, clean, and free from standing water.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCutting:\u003c\/strong\u003e Score and snap or use a fine-toothed saw to achieve tight joints.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFixing:\u003c\/strong\u003e Apply in staggered bond with adhesive or mechanical fixings appropriate to the substrate.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eProtection:\u003c\/strong\u003e Shield from UV exposure and site traffic before covering.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWeather conditions:\u003c\/strong\u003e Avoid open flame or solvent contact during installation.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eStorage:\u003c\/strong\u003e Store flat, under cover, and away from direct sunlight.\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\u003eThermal conductivity:\u003c\/strong\u003e 0.034 W\/m·K.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCompressive strength:\u003c\/strong\u003e 300kPa at 10% compression.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWater absorption:\u003c\/strong\u003e ≤ 0.7% by volume.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eManufacturing standard:\u003c\/strong\u003e EN 13164 for extruded polystyrene (XPS).\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEnvironmental profile:\u003c\/strong\u003e Zero ODP, low GWP.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eImportant note:\u003c\/strong\u003e Always install per Kingspan technical guidance. Protect from ignition sources and prolonged sunlight exposure.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e","brand":"Kingspan","offers":[{"title":"100mm","offer_id":53771587715183,"sku":"3004032","price":82.8,"currency_code":"GBP","in_stock":true},{"title":"120mm","offer_id":53771587747951,"sku":"3004033","price":74.52,"currency_code":"GBP","in_stock":true},{"title":"30mm","offer_id":53771587780719,"sku":"3004035","price":86.94,"currency_code":"GBP","in_stock":true},{"title":"40mm","offer_id":53771587813487,"sku":"3004036","price":82.8,"currency_code":"GBP","in_stock":true},{"title":"50mm","offer_id":53771587846255,"sku":"3004037","price":82.8,"currency_code":"GBP","in_stock":true},{"title":"60mm","offer_id":53771587879023,"sku":"3004038","price":86.94,"currency_code":"GBP","in_stock":true},{"title":"80mm","offer_id":53771587911791,"sku":"3004039","price":82.8,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0739\/9784\/4591\/files\/Kingspan_GreenGuard_Extruded_Polystyrene_300kpa_-_Photo_Resized.jpg?v=1783758931"}],"url":"https:\/\/supplyyard.co.uk\/collections\/polystyrene-insulation.oembed","provider":"Supply Yard","version":"1.0","type":"link"}