Rigid Board Insulation

Thermax Insulation Board delivers superior insulation performance in the thinnest profiles possible. They are tough and water vapor resistant. Thermax is a glass-fiber-reinforced polyisocynurate foam core faced with a variety of facers. Thermax Insulation Finish Board is designed for exposed interior applications to withstand light to moderate impact. It is intended as an insulation interior finish system for metal, wood post frame and concrete and masonry buildings in manufacturing, mercantile, cold storage, warehouse, agricultural and other applications as governed by building codes. Available thickness’ range from ½” to 4 ¼” and available in lengths up to 30’-0”, with R-Values at 75º F mean from R 3.6 to R30.