A rigid foam insulation that effectively reduces condensation for exceptional moisture protection.
THERMAX Sheathing is specially designed to have a Class A fire rating and can be used in a range of concealed and exposed applications, above and below grade. Because of the improved fire performance it is best suited for hourly rated assemblies. It has nominal 1.0 mil, smooth aluminum foil facers on both sides.
Insulate residential and commercial walls
Residential closed (non-vented) crawl spaces
Interior basement walls
Interior walls of metal buildings
Can be installed exposed to the interior without a thermal barrier
Reinforcing facers, along with chemical modifications, contribute to fire resistance and dimensional stability