High quality calcium silicate board Sizes: 595 x 595, 595 x 1,195, 600 x 600, 603 x 603, 603 x 1212 , Others size High quality calcium silicate board Calcium Silicate Board has characteristics of waterproof, moisture-proof, heat-preventing and so on. It has been widely used in lots of offices, supermarkets, departments and other buildings as ceiling materials.Features and advantages:1) Waterproof ...