Classification Information
Artificial stone; Gypsum for use as building materials; Mosaic art tiles made of marble; Non-metal building materials, namely, fiberglass panels; Parquet flooring of wood; Plate glass windows for building; Tile floorings, not of metal; Wall tiles, not of metal; Protective sealing coatings sold as an integral component of granite and stone; Refractory construction materials, not of metal
Nonmetallic Building Materials