Check the listing for details. PERFORATED 3MM Reflective Foam Core Insulation, RADIANT BARRIER 36" X 5ft roll. Condition: New. Listed at 14.88 USD. Item Description:USEP Reflective Foam Core Insulation consists of two highly reflective perforated layers of matalized aluminum film (99.7-percent reflectivity)The inner layer of insulating foam core resists conductive heat flow while a center layer of polyethylene give our product high reliability and strength (nominal thickness 1/8-Inch) The product is an ideal alternative to other types of fibrous insulation products for attics, crawl spaces, metal building, garage doors. etc A thermal benefit of R-7-21 is gained. Measures 36inch x 5ft Made in the USA Product: Foam Core laminated between two layers of highly reflective radiant barrier foil. Contact Temperature Range: -60°F To 180°F (-51°C To 82°C) Water Vapor Transmission: .02 Perms**** Puncture Resistance: 60 Lbs. Per In.*** Pliability: No Cracking Linear Shrinkage: None Mold And Mildew: No Growth Flame Spread: 0 Astm E84-08 Smoke Development: 40 Astm E84-08 Fire Rating: Class A / Class 1 Reflectivity: 95% Motor Vehicle Safety Standard 302: Zero Surface Burn Rate Emittance: 0.04**** Benefits: • 100% Made in USA• Only Energy Star Rated Foam Core Reflective Insulation on the planet!!! • Blocks radiant heat by up to 95% • Reduces Heating and cooling loss • Foam Core Sound Reduction Technology • Saves you Energy and Money • Easy to use and install • Requires no protective clothing or special tools • Requires no maintenance • Highly Durable, Lasts Longer • Meets new ASTM Fire codes