Bicycle parking installations, not of metal; Insect screens, not of metal; Latticework, not of metal; Memorial plaques of stone; Partitions, not of metal, being building materials; Roof flashing, not of metal; Soundproof booths, transportable, not of metal; Tile floorings, not of metal; Water-pipe valves, not of metal or plastic; Works of art of stone, concrete or marble