Bricks; Fireclay; Sand; Slate; Stones; Building glass; Ceramic tiles; Ceramic wall tiles; Construction timber; Downspouts not of metal; Engineered hardwood flooring; Hardwood flooring; Laminate flooring; Marble; Non-metal folding doors; Parquet flooring; Plastic floorboards; Refractory construction materials, not of metal; Tile floorings, not of metal; Timber boarding; Works of art of stone, concrete or marble