... high quality of natural cellulous from Canada 3.size:1220*2440*6-15mm 4.delivery:10-15days 5.ISO9001 fiber cement board building ... , non- radiation.Fire-proofing: Ingredients of raw materials consisting of calcium, silicate, paper pulp, low-alkali cement. Incombustibility Grade A Waterproof & Moisture ... shaving and drilling, mildewproof, mothproof, anti-aging. 100% non-asbestos fiber cement board