Single-Ply
Fire-Rated Single-Ply Roof Insulation with Factory Laminated Glass Facer
InsulFoam SP is available in a nominal density of 1lb/ft3 or 1.25lb/ ft3 , and meets or exceeds the requirements of ASTM C578, Standard Specification for Rigid, Cellular Polystyrene Thermal Insulation. In addition, InsulFoam SP offers a long-term, stable R-value and has excellent dimensional stability, compressive strength and water resistance properties.