Gypsum Indogyps Water Resistant (WR) from "Aplus" is made from special formulas and paper, it is suitable for area that has high humidity. it has the following characteristic: - used for ceiling and partition - Resistant to moisture, heat, weather changes, fire and soundproof. - lightweight and easy to work with, can be nailed, saw or cut. it has smooth surface, can be curved. it come in 2 sizes : 9mm x 480mm x 1200mm 12mm x 600mm x 1200mm