{"product_id":"smartshield-5mm-72in-x-50ft-reflective-foam-core-insulation-radiant","title":"SmartSHIELD 5mm 72in x 50ft Reflective Foam Core Insulation - Radiant","description":"\u003cp\u003eIn this review of SmartSHIELD reflective foam core insulation the bottom line is simple: this roll is for homeowners, builders and hobbyists who need a thin, all-in-one thermal layer that blocks radiant heat and adds R-value without bulky installation. The reviewer found the product most valuable where space is limited or a clean white finish is desired, and the single biggest reason to buy is its combined function as an \u003cstrong\u003einsulation, radiant barrier and vapor barrier\u003c\/strong\u003e with a high reflective surface that claims to reflect 95% of radiant energy.\u003c\/p\u003e\n\u003ch2\u003eKey Features\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eHigh reflectivity:\u003c\/strong\u003e The engineered foil face reflects up to 95% of radiant energy to reduce heat gain in hot spaces and heat loss in cold spaces.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSolid R-value:\u003c\/strong\u003e Provides an insulation rating up to an R-15.67 in a single 5mm layer, offering meaningful thermal resistance where thickness is limited.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMulti-function design:\u003c\/strong\u003e Acts simultaneously as insulation, a radiant barrier, a vapor barrier and a sound barrier, reducing the need for separate products.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDurable construction:\u003c\/strong\u003e 5mm closed-cell polyethylene foam core laminated with reflective foil on one side and white polyethylene film on the other for a clean finished appearance.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSafety and longevity:\u003c\/strong\u003e Commercial-grade material with a Class 1 \/ Class A fire rating and a 10 year warranty for long-term installation confidence.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEasy visual finish:\u003c\/strong\u003e The white film face requires no painting and presents a neat interior look right out of the roll.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eWho It's For\u003c\/h2\u003e\n\u003cp\u003eThis product fits homeowners insulating attics, ceilings, walls, pole barns, steel buildings, sheds, or under wood floors and radiant concrete floors where a thin, reflective layer is needed alongside limited cavity depth. It is also useful for hydroponic rooms, crawl spaces, and other hobby or utility applications where quick temperature control and a clean surface are priorities.\u003c\/p\u003e\n\u003cp\u003eThose who should look elsewhere include buyers needing very high thickness-based R-values for extreme cold climates or installers seeking a replacement for full stud-depth fiberglass in cavity-fill situations; in those cases a thicker bulk insulation or additional layers may be required to meet local code or target R-values.\u003c\/p\u003e\n\u003ch2\u003ePros \u0026amp; Cons\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003ePros\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eReflective foil blocks a large portion of radiant energy, improving thermal performance in both hot and cold conditions.\u003c\/li\u003e\n\u003cli\u003eCombined functions reduce the need for separate vapor or radiant barrier materials, saving time on installation.\u003c\/li\u003e\n\u003cli\u003eWhite film finish looks clean and requires no additional painting or covering for finished spaces.\u003c\/li\u003e\n\u003cli\u003eNon-toxic closed-cell foam is easy to handle and carries a Class A fire rating for safety.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eCons\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eMaterial is thin at 5mm, so it may not replace thicker cavity insulation where very high R-values are required.\u003c\/li\u003e\n\u003cli\u003eSome customers report mixed impressions of material feel and adhesive strength on varied surfaces, so surface prep and appropriate installation method matter.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eSpecifications\u003c\/h2\u003e\n\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 closed-cell polyethylene foam\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDimensions\u003c\/td\u003e\n\u003ctd\u003e72in x 50ft roll\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eReflectivity\u003c\/td\u003e\n\u003ctd\u003eReflects up to 95% of radiant energy\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eR-value\u003c\/td\u003e\n\u003ctd\u003eUp to R-15.67 with one layer\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFacing\u003c\/td\u003e\n\u003ctd\u003eEngineered foil on one side, white polyethylene film on other\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\n\u003ch2\u003eOur Verdict\u003c\/h2\u003e\n\u003cp\u003eSmartSHIELD 5mm reflective foam insulation is a strong value when you need a thin, multi-purpose thermal layer that also serves as a radiant and vapor barrier. It is best for retrofit projects, utility spaces and installations where a neat white finish matters; buyers needing large thickness for extreme insulation should combine it with other insulation types.\u003c\/p\u003e\n\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eCan this roll be used under a wood floor for radiant heating?\u003c\/strong\u003e\u003cbr\u003eYes; the product is suitable as an underlayment for radiant heat under wood floors to reflect heat upward and help improve efficiency.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eIs this material safe to handle indoors?\u003c\/strong\u003e\u003cbr\u003eYes; the closed-cell polyethylene foam is non-toxic and non-allergic, designed not to irritate skin, eyes or throat.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eDoes it replace fiberglass insulation?\u003c\/strong\u003e\u003cbr\u003eIt can replace or supplement fiberglass in many situations, especially where space is limited, but very high R-value needs may require additional bulk insulation.\u003c\/p\u003e","brand":"INSULATION MARKETPLACE","offers":[{"title":"Default Title","offer_id":48613477384411,"sku":"B08Z8LJGPF","price":219.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0724\/1043\/1707\/files\/81FB1eYLTOL._AC_SL1500_793beca7-53d6-460b-8021-dcb8d6930f4c.jpg?v=1778375598","url":"https:\/\/gearmusthave.com\/products\/smartshield-5mm-72in-x-50ft-reflective-foam-core-insulation-radiant","provider":"GearMustHave","version":"1.0","type":"link"}