Fiber-reinforced magnesium oxide siding & board The product is made of mgo and c-glass fiber. Mgo is a fire-proof material and the glass fiber is to reinforce the strength. The product resembles wood patterns and other patterns requuired by the purchaser. It has the advantages of fire-proof, water-resistant, hight strength, environment-friendly and heat and sound insulation. It is used for exterial or internal walls. 1220mm*2440/3660mm*8-16mm for board 201mm*3660mm*8mm for siding