... grain 4.any size and Wood grain mgo board is a light weight, waterproof, fire resistant, ... The product's raw materials include mgo,mgcl2,fiber glass, non-woven cloth,etc. It's Green-label product. Sinkung mgo board ... doesn't contain any of asbestos fiber, it provides the safety needs for ... impresive looking, it will look as the stone, the marble, the wood and so on. but only ...