{"product_id":"smartshield-5mm-48ftx100ft-reflective-foam-core-insulation-radiant","title":"SmartSHIELD 5mm 48ftx100ft Reflective Foam Core Insulation - Radiant","description":"\u003cp\u003eIn this review the SmartSHIELD 5mm reflective foam core roll is evaluated as a practical, all-in-one insulation option for workshop, garage, duct and grow-room projects; the single biggest reason to buy is its combined radiant, thermal and vapor barrier performance that simplifies installs. The reviewer found it easy to handle in long rolls, effective at reflecting heat, and visually tidy thanks to the clean white film - a useful choice when someone wants R-value plus a radiant barrier without layering multiple products.\u003c\/p\u003e\u003ch2\u003eKey Features\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eReflective efficiency:\u003c\/strong\u003e Reflects about 95% of radiant energy, which reduces heat gain or loss from surfaces exposed to sun or radiant sources.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInsulating performance:\u003c\/strong\u003e Provides up to R-15.67 in a single layer, delivering meaningful thermal resistance for thin-space applications.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAll-in-one barriers:\u003c\/strong\u003e Functions as insulation, a radiant barrier, vapor barrier and sound barrier so additional layers are often unnecessary.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eConstruction quality:\u003c\/strong\u003e Made from 5mm closed-cell polyethylene foam laminated with engineered foil on one side and a white polyethylene film on the other for durability and a clean finish.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSafety and finish:\u003c\/strong\u003e Rated Fire Class 1\/A and non-toxic, with a white film that requires no painting and provides a tidy interior appearance.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eWho It's For\u003c\/h2\u003e\u003cp\u003eThe SmartSHIELD roll is best for homeowners and hobbyists who need a lightweight, easy-to-install thermal and radiant barrier for sheds, attics, interior walls, duct wraps or hydroponic grows where reflecting radiant heat matters. It suits renovators who want a neat white finish without extra finishing work and contractors looking for a compact insulation that doubles as a vapor barrier.\u003c\/p\u003e\u003cp\u003eIt is less suitable for applications that require very thick bulk insulation by itself; if long-term acoustic isolation or very high R-values in tight cavities are the priority, combining with other insulation types may be preferable.\u003c\/p\u003e\u003ch2\u003ePros \u0026amp; Cons\u003c\/h2\u003e\u003cp\u003e\u003cstrong\u003ePros\u003c\/strong\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eHigh radiant reflectivity that noticeably reduces heat transfer from surfaces.\u003c\/li\u003e\n\u003cli\u003eMultiple barrier functions in one product, saving time and materials on installs.\u003c\/li\u003e\n\u003cli\u003eClean white finish that needs no painting and presents well in exposed areas.\u003c\/li\u003e\n\u003cli\u003eNon-toxic and Class 1\/A fire rating for safer indoor use.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003cstrong\u003eCons\u003c\/strong\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eMaterial quality received mixed comments from some customers, so surface finish and resilience can vary by batch.\u003c\/li\u003e\n\u003cli\u003eAt 5mm thickness it may not replace thicker insulation where very high bulk R-value is required.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eSpecifications\u003c\/h2\u003e\u003ctable\u003e\n\u003ctr\u003e\n\u003ctd\u003eProduct type\u003c\/td\u003e\n\u003ctd\u003eReflective foam core insulation roll\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eThickness\u003c\/td\u003e\n\u003ctd\u003e5mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDimensions\u003c\/td\u003e\n\u003ctd\u003e48' in x 100' ft roll\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eR-value\u003c\/td\u003e\n\u003ctd\u003eUp to R-15.67 (one layer)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCore material\u003c\/td\u003e\n\u003ctd\u003eClosed-cell polyethylene foam\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFacing\u003c\/td\u003e\n\u003ctd\u003eEngineered reflective foil one side, white polyethylene film other side\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFire rating\u003c\/td\u003e\n\u003ctd\u003eClass 1 \/ Class A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\u003ch2\u003eOur Verdict\u003c\/h2\u003e\u003cp\u003eSmartSHIELD is a smart buy when you need a compact, multi-function insulation that reflects heat, blocks vapor and presents a finished white surface without extra work. It delivers strong radiant protection and respectable R-value for thin applications, offering good value for DIYers and pros who want a tidy, non-toxic barrier with a certified fire rating.\u003c\/p\u003e\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\u003cp\u003e\u003cstrong\u003eIs this safe to handle indoors?\u003c\/strong\u003e\u003cbr\u003eYes. The product is non-toxic, non-irritating and has a Class 1\/A fire rating, making it suitable for indoor use when installed per code.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eCan it replace thicker insulation?\u003c\/strong\u003e\u003cbr\u003eIt provides up to R-15.67 in one layer and acts as a radiant and vapor barrier, but it may not equal the thermal bulk of much thicker batt insulation in all situations.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eDoes the white film need painting?\u003c\/strong\u003e\u003cbr\u003eNo. The laminated white polyethylene film provides a clean appearance and does not require painting.\u003c\/p\u003e","brand":"INSULATION MARKETPLACE","offers":[{"title":"Default Title","offer_id":48610902114523,"sku":"B08Z8NMZL7","price":268.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0724\/1043\/1707\/files\/81FB1eYLTOL._AC_SL1500_02e23934-8c1e-4c53-bd0c-c9cfd2c40668.jpg?v=1778407170","url":"https:\/\/gearmusthave.com\/products\/smartshield-5mm-48ftx100ft-reflective-foam-core-insulation-radiant","provider":"GearMustHave","version":"1.0","type":"link"}