1. Non-toxic, odorless eco-friendly products 2. High edge rigidity, strong na 3. Light, easy to install 4. ... : Natural Gypsum powder Types: Fireproof board, waterproof board, moisture-proof board, standard board Founction: Ceiling system, wall partition Appearance: Its obverse is ivory paper and its ... against B/L copy, or L/C at sight. Standard paper faced gypsum board/plasterboard