... 4.Low thermal insulation Decoration material calcium silicate board specification decorative wall panel JRCSB86 Physical Properties CommodityCalcium Silicate BoardBrand nameJINRUANModelJRCSB86ColorLight gray(other color also ... in line with GB8624-1997Performance Light weight, highstrengh, fier-proof, water-proof, moisture-proof, sound insulation, heat insulation, thermal insulation,anti-shock, ...