Non-metallic building materials for use in ceilings, floors, countertops and walls, namely, non-metal countertops for further installation, fiberglass panels, floor boards, non-metal floor panels, composite panels composed primarily of nonmetal materials, non-metal ceiling panels, prefabricated non-metal walls, non-metal facade panels for construction purposes and non-metal roofing panels; building panels, not of metal; building materials, in particular panels of plastic materials, namely, mu...