{"product_id":"atlas-thermalstar-fan-fold-lri-3-8-in-x-4-ft-x-50-ft-fanfold-roof-insulation-with-dual-fil","title":"Atlas ThermalStar Fan Fold LRI - 3\/8 in. x 4 ft. x 50 ft. Fanfold Roof Insulation with Dual Film Facers","description":"\u003ch1\u003eAtlas ThermalStar Fan Fold LRI - 3\/8 in. x 4 ft. x 50 ft. Fanfold Roof Insulation with Dual Film Facers\u003c\/h1\u003e\u003chr\u003e\u003cp\u003e\u003cstrong\u003eThis is Atlas ThermalStar Laminated Roof Insulation (LRI), a continuous rigid fanfold insulation with dual film facers and a PVC compatible film, supplied in a bundle of 3\/8 in. x 4 ft. x 8 ft. fanfold panels rated 15 psi. One bundle covers two squares and installs quickly, and the product is backed by a limited lifetime warranty for physical and thermal performance.\u003c\/strong\u003e\u003c\/p\u003e\u003chr\u003e\u003ch2\u003eKey Features:\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eContinuous Insulation:\u003c\/strong\u003e ThermalStar LRI is continuous insulation with a PVC compatible film.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDual Film Facers:\u003c\/strong\u003e Dual film facers make LRI more durable against typical jobsite abuse during transport, storage and installation.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFanfold Format:\u003c\/strong\u003e Available as 4 ft. x 50 ft. fanfold for easy, quick installation.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTwo Squares Per Bundle:\u003c\/strong\u003e One bundle covers two squares, providing labor savings during installation.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e15 psi Grade:\u003c\/strong\u003e This item is the 3\/8 in. thick, 15 psi version.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLimited Lifetime Warranty:\u003c\/strong\u003e Backed by a limited lifetime warranty for physical and thermal performance, with terms in the separate ThermalStar warranty.\u003c\/li\u003e\n\u003c\/ul\u003e\u003chr\u003e\u003ch2\u003eSpecifications Table:\u003c\/h2\u003e\u003ctable\u003e\n\u003cthead\u003e\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\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eBrand\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eAtlas\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eSell unit\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e1 bundle (BD)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eProduct line\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eThermalStar LRI\/CRL\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eAvailable sizes\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e0.375 x 4' x 8' at 15 psi (1 item on this page)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eMaterial\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eRigid foam insulation with dual film facers\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eFinish \/ texture\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003ePVC compatible film facing\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eDimensions\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e3\/8 in. thick x 4 ft. x 8 ft. sheets, fanfold\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eThickness\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e0.375 in.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eCoverage per unit\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eOne bundle covers two squares\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eWind \/ fire \/ impact rating as printed\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e15 psi\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003ePack quantity\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eFanfold bundle (BD)\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 warranty for physical and thermal performance; see separate ThermalStar warranty for terms and conditions\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eIntended use\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eContinuous rigid insulation for new roofing and re-roofing\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003chr\u003e\u003ch2\u003eCoverage \u0026amp; How Much You Need:\u003c\/h2\u003e\u003cp\u003eOne bundle of ThermalStar LRI covers two roofing squares (200 sq ft). Panels are fanfold in 4 ft. x 50 ft. format (this item lists 3\/8 in. x 4 ft. x 8 ft. sheet configuration), so plan bundle counts by dividing roof area by 200 sq ft per bundle.\u003c\/p\u003e\u003ch2\u003eFit and Compatibility:\u003c\/h2\u003e\u003cp\u003eDesigned for use in new and re-roofing applications as continuous insulation under roofing systems. It is part of the ThermalStar rigid insulation line; confirm compatibility with the chosen roofing membrane and attachment method before installation.\u003c\/p\u003e\u003chr\u003e\u003ch2\u003eFrequently Asked Questions (FAQ):\u003c\/h2\u003e\u003cp\u003e\u003cstrong\u003eQ: What is included in one order?\u003c\/strong\u003e\u003cbr\u003e\u003cstrong\u003eA:\u003c\/strong\u003e One bundle of Atlas ThermalStar Fan Fold LRI, 3\/8 in. thick, 15 psi, which covers two squares.\u003c\/p\u003e\u003chr\u003e\u003cp\u003e\u003cstrong\u003eQ: How much does a bundle cover?\u003c\/strong\u003e\u003cbr\u003e\u003cstrong\u003eA:\u003c\/strong\u003e One bundle covers two squares, or 200 square feet of roof area.\u003c\/p\u003e\u003chr\u003e\u003cp\u003e\u003cstrong\u003eQ: What facers does it have?\u003c\/strong\u003e\u003cbr\u003e\u003cstrong\u003eA:\u003c\/strong\u003e It has dual film facers, including a PVC compatible film, for durability and compatibility.\u003c\/p\u003e\u003chr\u003e\u003cp\u003e\u003cstrong\u003eQ: How is it installed?\u003c\/strong\u003e\u003cbr\u003e\u003cstrong\u003eA:\u003c\/strong\u003e The 4 ft. x 50 ft. fanfold format allows easy and quick installation over the roof deck or existing roof.\u003c\/p\u003e\u003chr\u003e\u003cp\u003e\u003cstrong\u003eQ: Is there a warranty?\u003c\/strong\u003e\u003cbr\u003e\u003cstrong\u003eA:\u003c\/strong\u003e Yes, a limited lifetime warranty covers physical and thermal performance; see the separate ThermalStar warranty for terms and conditions.\u003c\/p\u003e\u003chr\u003e\u003cp\u003e\u003cstrong\u003eQ: Is it suitable for re-roofing?\u003c\/strong\u003e\u003cbr\u003e\u003cstrong\u003eA:\u003c\/strong\u003e Yes, ThermalStar products are offered for both new and re-roofing needs.\u003c\/p\u003e\u003chr\u003e\u003ch2\u003eExpert Verdict — Reviewed by the SuperArbor Pro Desk\u003c\/h2\u003e\u003cp\u003eFanfold LRI is the fast choice for re-cover work: it unrolls over the existing roof and its dual film facers stand up to jobsite handling better than single-faced board. At 3\/8 in. and 15 psi it suits re-cover assemblies where a thin, tough layer is needed; specify thicker rigid board where R-value targets demand it. Confirm the membrane manufacturer's approval for the insulation layer before install.\u003c\/p\u003e\u003cp\u003e\u003cem\u003eVerify deck condition and follow local building code requirements for insulation and fire separation when installing roof insulation.\u003c\/em\u003e\u003c\/p\u003e\u003chr\u003e\u003cp\u003e\u003cstrong\u003eOrder Atlas ThermalStar Fan Fold LRI to add durable continuous insulation to your next re-roof.\u003c\/strong\u003e\u003c\/p\u003e","brand":"Atlas","offers":[{"title":"Default Title","offer_id":67583389172079,"sku":"ATLEPLRIFF038150","price":141.07,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0830\/3499\/7051\/files\/ProductImage_ATLTSF12_c97e1b01-f49d-4ac3-8476-51b2368a483c.png?v=1790407025","url":"https:\/\/superarbor.io\/products\/atlas-thermalstar-fan-fold-lri-3-8-in-x-4-ft-x-50-ft-fanfold-roof-insulation-with-dual-fil","provider":"Super Arbor","version":"1.0","type":"link"}