White Foam Core Reflective Insulation 21-inch x 9ft Garage Door attic 21′ x9′

One layer closed-cell foam bonded between two layers (1 layer of highly reflective metalized aluminum polyester film and 1 layer of durable textured white vinyl facing). Industrialized strength, lightweight yet durable insulation designed to hold staples without tearing. Does not compress, collapse or disintegrate. Reflects 97% of radiant heat, emits less than 3% of heat, Class 1 / Class A fire rated radiant barrier that has passed the ASTM E84 test & ASTM E2599

• Non-toxic, non-carcinogenic, fiber-free, safe to handle and does not require protective clothing or respirators to install. Easy to install and maintenance free, cuts easily with utility knife or scissors and installs easier than fiberglass. Simply staple, nail, glue or use a spray adhesive to hold in place! No mess, and no itchy fibers
• Not affected by moisture or humidity. Inhibits condensation and does not promote the growth of fungi, mold or mildew. Does not promote nesting of insects or rodents. Non-flammable, flame retardant