Exterior gypsum board: 1 Fire-resistant gypsum board 2 Water resistant gypsum board 3 moistureproof gypsum board Exterior gypsum board:Features1) Non-absorbent, fire retardant and self-extinguishing2) Weather proof, ... Application:Hotel, Restaurant, Office, Station, Shopping Hall and private home of Ceiling, Partition and Dry lining wall. Exterior gypsum board