Where are they used? What is the use of aluminum slab and mineral wool board ceiling?
Paint keel is made of aluminum and then painted Triangle keel is made of light steel T-keel is the paint hanging gypsum board with
Triangle keel, T-keel called paint keel, triangular keel is used in the wall, T-keel is divided into large T in the small T, is used to put the mineral wool board. Aluminum plate and mineral wool board ceiling can be used
