... 4.Bacteria-anti,Eco-friendly 5.All free of asbestos high quality calcium silicate board Characteristics:Fire and water proof, hardness: ... ;4. Application--fire and water proof, light and hard, can be used and replaced natural marble, MDF, wooden plate, ... layer, with characteristics of durability, mildew proof, germ-anti; Easy cleaning; Hardness: 3H-6HBasic material layer(substrate boards)-- glass fibre ...