We are manufacturer of Indoor/outdoor Wall Panel Fireproof/waterproof Fiber Cement Board High Strength .
About the cement wallboard, it can be used as the wall panel or the ceiling tile. We have two colors for the cement wallboard. One is yellow another is grey. They are different on density, cement component and loading capacity .Our common size of cement wallboard is 4feet*8feet/10feet and 2feet*2feet. The thickness can be from 4mm to 20mm.