Made in the USA Product: Foam Core laminated between two layers of highly reflective radiant barrier foil. Contact Temperature Range: -60F To 180F (-51C To 82C) 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 Additional Details ------------------------------ Product description: Made in the USA Product: Foam Core laminated between two layers of highly reflective radiant barrier foil. Contact Temperature Range: -60F To 180F (-51C To 82C) 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