Calcium Silicate Board Size(mm) width*lenth:595*595,603*603,1200*2400,1200*600,600*600 thickness:4-24mm Calcium ... , thermal insulation, mothproof and preventing mildew.Size(mm)width*lenth:595*595,603*603,1200*2400,1200*600,600*600thickness:4-24mm other sizes ...