... roofing panel or exterior panel Product Name: Calcium Silicate BoardDescription: Calcium silicate board is a new type of building decoration ... drying, surface treatment, etc.Features: waterproof, fireproof, noise insulation, impact-resistant, durability, non-deforming, pro-environment, etc ... 1220*2440mm, 1200*2400mm for partition wall 595*595mm, 600*600mm, 603*603mm for suspended ceilingThickness: 4.5 ...