Products / DensDeck ProFast Prime Roof Board

DensDeck ProFast Prime Roof Board is a lightweight gypsum roof board that Georgia-Pacific describes as approximately 20 percent lighter than the 1/2-inch DensDeck Prime Roof Board. Georgia-Pacific states that testing conducted to date has shown a 25 to 75 percent reduction in the number of fasteners needed in single-ply partially adhered assemblies. The product page lists a nominal thickness of 3/8 inch and a nominal compressive strength of 880 psi.