{"product_id":"1631305-owens-corningr-foamularr-250-25-psi-r-15-extruded-polystyrene-foam-board-insulation-3-x-4-x-8-square-edge","title":"Owens Corning FOAMULAR 250 (25 PSI) R-15 XPS Foam Board Insulation, 3 in. x 4 ft. x 8 ft., Square Edge","description":"\u003ch1\u003eFOAMULAR 250 R-15 XPS Foam Board, 3\" x 4' x 8'\u003c\/h1\u003e\n\u003cp\u003e\u003cstrong\u003eRigid extruded polystyrene (XPS) foam board with 25 PSI compressive strength delivers R-15 thermal performance in a 3-inch panel. Durable, moisture-resistant board for foundations, sheathing, under-slab and cavity walls; easy to score, snap, and install.\u003c\/strong\u003e\u003c\/p\u003e\n\u003chr\u003e\n\u003ch2\u003eKey Features:\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eHigh R-Value:\u003c\/strong\u003e R-15 at 3 inches for strong thermal resistance\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDurable Strength:\u003c\/strong\u003e 25 PSI compressive strength handles jobsite loads\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMoisture Resistant:\u003c\/strong\u003e XPS core resists water absorption to retain R-value\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEasy to Work With:\u003c\/strong\u003e Lightweight panels score and snap cleanly; no special tools needed\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eVersatile Use:\u003c\/strong\u003e Suitable for exterior\/interior foundation walls, sheathing, under slab, and cavity walls\u003c\/li\u003e\n\u003cli style=\"font-weight: bold;\"\u003e\u003cstrong\u003e*Special order item\u003c\/strong\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003ePlease check the Product Data Sheet \u003ca href=\"https:\/\/superarbor.io\/cdn\/shop\/files\/c9f26abf-13e7-4fdf-ae5e-6f96a6222baa.pdf?v=1763102210\" target=\"_blank\"\u003e\u003cspan style=\"color: rgb(255, 128, 0);\"\u003eHere\u003c\/span\u003e\u003c\/a\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003chr\u003e\n\u003ch2\u003eSpecifications Table:\u003c\/h2\u003e\n\u003ctable\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003e\u003cstrong\u003eSpecification\u003c\/strong\u003e\u003c\/th\u003e\n\u003cth\u003e\u003cstrong\u003eDetails\u003c\/strong\u003e\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eInsulation Type\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eXPS (Extruded Polystyrene) Rigid Foam Board\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eCompressive Strength\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e25 PSI\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eR-Value\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eR-15\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eThickness\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e3 in\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eWidth\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e48 in\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eLength\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e96 in (8 ft)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eCoverage Area\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e32 sq ft per board\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eEdges\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eSquare Edge; scored\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eFaced or Unfaced\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eUnfaced\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eCompatible Install Surface\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eConcrete, Plywood, Wood\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eInterior\/Exterior\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eInterior\/Exterior\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eInsulation Features\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eFormaldehyde Free, Moisture Retardant, Mold Resistant, Water Resistant\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eNumber of Pieces\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e1\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003ePack Size\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e1\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eWarranty\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eLimited Lifetime\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003chr\u003e\n\u003ch2\u003eFrequently Asked Questions (FAQ):\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eQ: Can this be used below grade or under a slab?\u003c\/strong\u003e\u003cbr\u003e\u003cstrong\u003eA:\u003c\/strong\u003e Yes—FOAMULAR 250 XPS is rated for below-grade applications including exterior foundation walls and under-slab use.\u003c\/p\u003e\n\u003chr\u003e\n\u003cp\u003e\u003cstrong\u003eQ: Is the board faced or unfaced?\u003c\/strong\u003e\u003cbr\u003e\u003cstrong\u003eA:\u003c\/strong\u003e Unfaced XPS; a separate thermal barrier like drywall is required when left exposed indoors.\u003c\/p\u003e\n\u003chr\u003e\n\u003cp\u003e\u003cstrong\u003eQ: What are the panel dimensions and coverage?\u003c\/strong\u003e\u003cbr\u003e\u003cstrong\u003eA:\u003c\/strong\u003e Each panel measures 3 in. thick x 48 in. wide x 96 in. long and covers 32 sq. ft.\u003c\/p\u003e\n\u003chr\u003e\n\u003cp\u003e\u003cstrong\u003eQ: What tools are needed to cut it?\u003c\/strong\u003e\u003cbr\u003e\u003cstrong\u003eA:\u003c\/strong\u003e Score with a utility knife and snap; no special tools required.\u003c\/p\u003e\n\u003chr\u003e\n\u003cp\u003e\u003cstrong\u003eQ: Is it mold or moisture resistant?\u003c\/strong\u003e\u003cbr\u003e\u003cstrong\u003eA:\u003c\/strong\u003e Yes—XPS resists moisture absorption and is mold resistant, helping maintain thermal performance.\u003c\/p\u003e\n\u003chr\u003e\n\u003ch2\u003eSculpted Thermal Armor for Modern Envelopes\u003c\/h2\u003e\n\u003cp\u003eThis crisp, pink XPS panel brings a tailored precision to walls and foundations, creating a seamless thermal envelope that feels intentional and refined. The standout is its confident 3-inch profile—R-15 performance with a sleek, square edge that lines up beautifully. Pair it with clean-detailed cladding and polished concrete for a minimalist, high-performance shell. It’s an essential layer of quiet luxury, where form meets formidable function.\u003c\/p\u003e\n\u003chr\u003e\n\u003cp\u003e\u003cstrong\u003eUpgrade your envelope with FOAMULAR 250 and lock in durable, R‑15 performance—add to cart and start insulating today.\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003ca href=\"https:\/\/superarbor.io\/cdn\/shop\/files\/35f94138-d9d8-4c84-8897-69afe977fee1_4fd27186-100a-438c-80e5-e5c274999633.pdf?v=1763102204\" target=\"_blank\"\u003eWarranty\u003c\/a\u003e\u003c\/p\u003e\n\u003cp\u003e\u003ca href=\"https:\/\/superarbor.io\/cdn\/shop\/files\/b3751e9e-d59b-44e0-9cfc-ac0cc46a1035_5f137a5c-e1ec-4795-b84e-5a3a6ca8e89b.pdf?v=1763102207\" target=\"_blank\"\u003eInstallation\u003c\/a\u003e\u003c\/p\u003e","brand":"Owens Corning","offers":[{"title":"Default Title","offer_id":48991781028054,"sku":"9GBNGX","price":129.88,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0778\/5244\/2838\/files\/owens-corning-foam-board-insulation-9gbngx-64_1000.jpg?v=1783637996","url":"https:\/\/buildsupplyus.myshopify.com\/products\/1631305-owens-corningr-foamularr-250-25-psi-r-15-extruded-polystyrene-foam-board-insulation-3-x-4-x-8-square-edge","provider":"Buildsupply","version":"1.0","type":"link"}