High quality calcium silicate board Sizes: 595 x 595, 595 x ... 603, 603 x 1212 , Others size High quality calcium silicate board Calcium Silicate Board has characteristics of waterproof, moisture-proof, heat- ... Easy installation, attractive design. Low costSpecifications:1). Material: Mainly from Gypsum(plaster) 2). Sizes: 595 x 595, 595 x ... 5).Packing: 8/10PCS/Carton High quality calcium silicate board