1.Good quality and price competitive 2.Strong and Durable 3.Light weight and easy to install 4.Low thermal insulation Insulation board fireproof material calcium silicate board ceiling board JRCSB92Physical Properties CommodityCalcium Silicate BoardBrand nameJINRUANModelJRCSB92ColorLight gray(other color also supplied)Raw ingredients Siliceous material,calcareous material,plant fiber(no asbestos) ...