Wood grain mgo board sheet 1.fireproof,waterproof,light weight 2.1220*3600*3-20 3.wood grain 4.any size and Wood grain mgo board is a light weight, waterproof, fire resistant, and high quality new buliding materials. This product is uesd for partition,celing,etc. It is produced and developed in China. Now the product is very popular in Asia and Middle East,etc, just because of the good quality ...