Non-metallic building materials and elements, namely sidings, paving slabs, ceiling boards, Wainscotting, semi-worked woods, stone veneer, terra cotta for use as building material, soffits, composite panels composed primarily of non-metal materials, non-metal countertops for further installations, floor boards, marble, logs, granite, roof coverings, coverings for ceiling; non-metal structures in the nature of non-metal shelter structures, non-metal structures for changing and toilet purposes and transportable buildings, not made of metal; ceramic tiles for flooring and facing; coverings, not of metal, for floors and walls, namely, non-metal floor panels, non-metal wall panels, non-metal wall tiles, non-metal floor tiles; non-metallic building materials and elements for wall and floor covering, namely, tiles, panels, slabs made of ceramic or stoneware for covering walls and floors for outdoor and indoor