gypsum angle line 1 material :natural gypsum, fiberglass etc. 2.free sample 3.length:2300/2440mm 4.various design white fire-proof gypsum angle line :1. Material: high grade of gypsum (powder), fiberglass2.featuresA1)Fireproofing, dampproof ,mildewproof, mothproofing, soundproof, high strength, easy cutting,easy installation.A2)The gypsum cornice have many different stlys, the white is above 90%, ...