... Proof, Fire-Proof Wallboard, Ceiling Board Product Description1. Gypsum board, fire-proof gypsum board, moisture-proof gypsum board Size: 1220X1830, 1200X2400, 1220X2440, ... 1999 stanard Paper faced gypsum board wallboard arywall sheetrock plasterboard fire proof gypsum Gypsum Board is designed for use ... consists of a non-combustible core, essentially gypsum, wbonded to the core. Product Data Thickness ...