19 Non-metal building materials, namely, Cement, Concrete, Floor screed in the nature of cement, Stone, Lime, Gypsum, Gravel, Floor tiles, Partitions, Bricks, Roofing tiles, Mosaics made of natural stone and stone tile, Non-metallic rigid pipes for buildings; Asphalt, pitch and bitumen; Non-metallic transportable buildings, namely, portable non-metal buildings, prefabricated non-metal buildings, and modular non-metal homes; Non-metal wall panels, building panels, not of metal, Precast nonmetal architectural columns, and Monuments not of metal