... &Waterproof 5.CE EPS Fiber Cement Sandwich Panel For Building Interior Wall Brand: BOYUEJIAComposition: Calcium silicate board(face panel ... Usage:Interior and exterior partition on steel or concrete structure building ,for new construction, additions or renovations.Advantages: Light ... various high and low buildings such as: bank, office building, hospital, school, hotel, shopping mall, amusement hall, ...