The Aluminized Heat Barrier is made up of woven silica with a flexible aluminized finish. The highly-reflective surface of the material is capable of withstanding radiant temperatures up to 2000 degree F. The fabric side can handle temperatures up to 1000 degrees F. This product can be installed using standard rivets with a backup washer or weather strip adhesive. The use of clamps or straps such as Thermo-Tec's Snap Strap can be used to hold the blanket in place for manifolds or exhaust systems. This product can be cut to fit. Details: 40 Inch x 50 Foot Woven silica with flexible aluminized finish Capable of withstanding radiant temperatures up to 2000 degree F Fabric side can handle temperatures up to 1000 degrees F Can be installed using standard rivets with a backup washer or weather strip adhesive The use of clamps or straps such as Thermo-Tec's Snap Strap can be used to hold the blanket in place for manifolds or exhaust systems This product can be cut to fit