{"product_id":"1616037-r-11-ecobattr-unfaced-fiberglass-insulation-batt-3-1-2-x-15-25-x-93-157-58-sf","title":"CertainTeed R-11 Unfaced Fiberglass Batt Insulation, 15-1\/4 in x 93 in, 3-1\/2 in Thick, 157.58 sq-ft","description":"\u003ch1\u003eR-11 Unfaced Fiberglass Batt Insulation (15-1\/4 in x 93 in)\u003c\/h1\u003e\n    \u003cp\u003e\u003cstrong\u003eCertainTeed InsulPure® unfaced fiberglass batt insulation helps reduce heat loss and gain to improve comfort and energy efficiency. Designed to fit common stud and joist cavities, it cuts and installs easily for walls, floors, and ceilings.\u003c\/strong\u003e\u003c\/p\u003e\n    \u003chr\u003e\n    \u003ch2\u003eKey Features:\u003c\/h2\u003e\n    \u003cul\u003e\n        \u003cli\u003e\n\u003cstrong\u003eEnergy-Saving R-11 Performance:\u003c\/strong\u003e Helps slow heat transfer for improved comfort and reduced heating\/cooling costs.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eUnfaced Batt Design:\u003c\/strong\u003e Ideal where a separate vapor retarder is used or not required, and for layering with other insulation where appropriate.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSized for Common Framing:\u003c\/strong\u003e 15-1\/4 in width fits standard stud\/joist cavities; 93 in length reduces seams and waste.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDurable Resistance:\u003c\/strong\u003e Resists fire, mildew, and mold for reliable performance in typical residential assemblies.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHigh-Temperature Tolerance:\u003c\/strong\u003e Rated up to 450°F for use in appropriate building applications.\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\/CertainTeed_410534_Specification_Sheet_60f082ca-4a88-40a0-84f2-dfd958e69810.pdf?v=1766980693\" 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\u003eBrand\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eCertainTeed®\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eProduct line\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eInsulPure®\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eInsulation type\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eBatt insulation\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eMaterial\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eFiberglass\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eFacing type\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eUnfaced\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-11\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eWidth\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e15-1\/4 in\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eLength\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e93 in\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eThickness\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e3-1\/2 in\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eCoverage area\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e157.58 sq-ft\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eInstallation type\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eCathedral ceilings; ceiling joists; floor joists; studs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eResists\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eFire; mildew; mold\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eTemperature rating\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e450°F\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    \n    \u003cp\u003e\u003cstrong\u003eQ: Where can I install these batts?\u003c\/strong\u003e\u003cbr\u003e\n    \u003cstrong\u003eA:\u003c\/strong\u003e They’re listed for installation in cathedral ceilings, ceiling joists, floor joists, and studs.\u003c\/p\u003e\n    \u003chr\u003e\n    \n    \u003cp\u003e\u003cstrong\u003eQ: Does unfaced insulation include a vapor barrier?\u003c\/strong\u003e\u003cbr\u003e\n    \u003cstrong\u003eA:\u003c\/strong\u003e No—unfaced batts do not include facing; use a vapor retarder only where required by your local building code and assembly design.\u003c\/p\u003e\n    \u003chr\u003e\n    \n    \u003cp\u003e\u003cstrong\u003eQ: How do I cut and fit fiberglass batts?\u003c\/strong\u003e\u003cbr\u003e\n    \u003cstrong\u003eA:\u003c\/strong\u003e Measure the cavity, then cut the batt to size and fit it snugly between framing members; standard drywall\/utility cutting tools are typically used.\u003c\/p\u003e\n    \u003chr\u003e\n    \n    \u003cp\u003e\u003cstrong\u003eQ: How much area does one package cover?\u003c\/strong\u003e\u003cbr\u003e\n    \u003cstrong\u003eA:\u003c\/strong\u003e This package covers 157.58 sq ft.\u003c\/p\u003e\n    \u003chr\u003e\n    \n    \u003cp\u003e\u003cstrong\u003eQ: What is the thickness of this R-11 batt?\u003c\/strong\u003e\u003cbr\u003e\n    \u003cstrong\u003eA:\u003c\/strong\u003e The listed thickness is 3-1\/2 in.\u003c\/p\u003e\n    \u003chr\u003e\n    \n    \u003ch2\u003eQuietly Powerful Comfort—Layered Warmth Without the Bulk\u003c\/h2\u003e\n    \u003cp\u003eGreat design starts with the unseen—those invisible layers that make a space feel calm, temperate, and beautifully composed. These unfaced fiberglass batts slip neatly into framing, creating a more consistent interior environment so the finishes, furnishings, and light can do their work uninterrupted. I love the unfaced format for its flexibility—perfect for thoughtful assemblies where you want control and customization. Consider it the understated foundation of luxurious living: comfort, refined.\u003c\/p\u003e\n    \n    \u003chr\u003e\n    \u003cp\u003e\u003cstrong\u003eUpgrade everyday comfort and efficiency—add CertainTeed R-11 unfaced batts to your project today.\u003c\/strong\u003e\u003c\/p\u003e\n    \u003cp\u003e\u003ca href=\"https:\/\/superarbor.io\/cdn\/shop\/files\/CertainTeed_645700_Warranty_Information_1dc4f521-74d1-475a-96e8-340012114fc5.pdf?v=1766980691\" target=\"_blank\"\u003eWarranty\u003c\/a\u003e\u003c\/p\u003e","brand":"CertainTeed®","offers":[{"title":"Default Title","offer_id":48991801082070,"sku":"42919920826","price":62.67,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0778\/5244\/2838\/files\/CertainTeed_645700_APNS_12c7653c-72bd-4386-bd1a-2fab69e22bc7.jpg?v=1783638169","url":"https:\/\/buildsupplyus.myshopify.com\/products\/1616037-r-11-ecobattr-unfaced-fiberglass-insulation-batt-3-1-2-x-15-25-x-93-157-58-sf","provider":"Buildsupply","version":"1.0","type":"link"}