... insulation . DescriptionDecoration board -- Marble seriesRaw MaterialsCladboard ,Fiber cement board,calcium silicate boardStandard Size1220mm×2440mm or 1200mm×2400mm ... the radioactivity requirement of main building material and decorative material,it's production ,sales and application is ... , marketplace, meeting room, theater, office, lobby etc Decorative firber cement board /calcium silicate board