{"product_id":"smartshield-5mm-16in-x50ft-reflective-foam-core-insulation-high","title":"SmartSHIELD 5mm 16in x50ft Reflective Foam Core Insulation - High","description":"\u003cp\u003eOur review of the SmartSHIELD roll finds it most useful for homeowners, hobbyists and small contractors who need a slim, easy-to-install thermal layer that also reduces radiant heat. The single biggest reason to consider it is its combination of a reflective engineered foil and closed-cell foam that claims to reflect up to 95% of radiant energy while offering an R-value up to 15.67 with one layer, making it a strong choice when space is limited but thermal performance is still important.\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, which helps lower heat transfer in attics, walls or grow rooms.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eGood R-value:\u003c\/strong\u003e One layer provides an R-value up to 15.67, giving notable thermal resistance where added thickness is not an option.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAll-in-one construction:\u003c\/strong\u003e Functions as insulation, a radiant barrier, a vapor barrier and a sound barrier, reducing the need for multiple materials.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDurable core:\u003c\/strong\u003e The 5mm closed-cell polyethylene foam resists moisture and compressive breakdown compared with loose-fill options.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFinished appearance:\u003c\/strong\u003e The white film face gives a clean look that requires no painting and can be left exposed in many indoor applications.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSafety and quality:\u003c\/strong\u003e Fire rate Class 1 \/ Class A and non-toxic construction make it suitable for occupied spaces when installed per local code.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eWho It's For\u003c\/h2\u003e\n\u003cp\u003eThe SmartSHIELD roll is well suited to DIYers insulating small spaces such as hobby grow tents, utility rooms, garage doors or retrofit projects where adding thick batts is impractical. Its reflective foil and thin profile make it a practical choice for radiant heat control and for users looking for a finished white surface without extra finishing work.\u003c\/p\u003e\n\u003cp\u003eIt is less appropriate for projects that require very thick bulk insulation alone or where building code mandates specific wall cavity insulation systems; in those cases a dedicated bulk insulation or multi-layer approach may be better.\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\u003eCombines multiple functions in one roll, saving time and material costs for many retrofit jobs.\u003c\/li\u003e\n\u003cli\u003eReportedly effective in customer use cases for maintaining stable temperatures and cooling quickly after installation.\u003c\/li\u003e\n\u003cli\u003eClean white finish removes the need for painting and looks professional when exposed.\u003c\/li\u003e\n\u003cli\u003eNon-toxic, closed-cell foam core and Class 1 fire rating provide durability and safety for interior use.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eCons\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eMaterial quality received mixed comments from some buyers, so expect variation in finish or handling feel between batches.\u003c\/li\u003e\n\u003cli\u003eAs a single thin layer, it may not replace thicker bulk insulation where very high R-values are required in a single cavity.\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\u003e16in 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 reflective foil on one side, white polyethylene film on the other\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSafety\u003c\/td\u003e\n\u003ctd\u003eFire rate Class 1 \/ Class A, non-toxic\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\u003ch2\u003eOur Verdict\u003c\/h2\u003e\n\u003cp\u003eSmartSHIELD is a practical, value-minded insulation roll for situations where space is limited and radiant control matters; it combines a reflective foil, vapor barrier and closed-cell foam in one easy-to-handle product. For DIYers and small contractors who need a neat finished surface and improved thermal performance without adding bulk, it represents good value, though those needing very high single-cavity R-values should consider supplemental insulation.\u003c\/p\u003e\n\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eCan this roll be used as a vapor barrier?\u003c\/strong\u003e\u003cbr\u003eYes, the laminated construction serves as a vapor barrier when installed correctly and sealed at seams.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eIs it safe to handle during installation?\u003c\/strong\u003e\u003cbr\u003eYes, the material is non-toxic and will not irritate skin, eyes or throat, though standard protective gloves are recommended for ease of cutting.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWill one layer be enough for an attic?\u003c\/strong\u003e\u003cbr\u003eOne layer offers up to R-15.67 and strong radiant reflection, which helps in many retrofit attic applications, but some projects may require additional bulk insulation to meet local code or desired R-values.\u003c\/p\u003e","brand":"INSULATION MARKETPLACE","offers":[{"title":"Default Title","offer_id":48202920067291,"sku":"B07V9BT24C","price":59.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0724\/1043\/1707\/files\/81FB1eYLTOL._AC_SL1500.jpg?v=1770355968","url":"https:\/\/gearmusthave.com\/products\/smartshield-5mm-16in-x50ft-reflective-foam-core-insulation-high","provider":"GearMustHave","version":"1.0","type":"link"}