19 Door frames, not of metal; window frames, not of metal; asbestos cement; asphalt; beams, not of metal; balustrades, not of metal; swimming pools [structures], not of metal; arbours [structures], not of metal; concrete; plastic landscape edgings; joists, not of metal; building paper; busts of stone, concrete or marble; stained-glass windows; gates, not of metal; gypsum; plaster; granite; armoured doors, not of metal; doors, not of metal; folding doors, not of metal; prefabricated houses [kits], not of metal; parquet floor boards; wood for making household utensils; veneer wood; mouldable wood; chimney shafts, not of metal; outdoor blinds, not of metal and not of textile; jalousies, not of metal; roof gutters, not of metal; street gutters, not of metal; fences, not of metal; works of stonemasonry; works of art of stone, concrete or marble; artificial stone; building stone; greenhouse frames, not of metal; cornices, not of metal; wood pulp board for building; paperboard for building; bricks; firebricks; drain traps [valves], not of metal or plastic; cask wood; pillars, not of metal, for building; brackets, not of metal, for building; buildings, not of metal; buildings, transportable, not of metal; stringers [parts of staircases], not of metal; roofing, not of metal; manufactured timber; sawn timber; building timber; wood, semi-worked; staircases, not of metal; reinforcing materials, not of metal, for building; bituminous products for building; tar; pitch; building materials, not of metal; refractory construction materials, not of metal; mosaics for building; mouldings, not of metal, for cornices; mouldings, not of metal, for building; marble; porches [structures], not of metal; flashing, not of metal, for building; roof flashing, not of metal; duckboards, not of metal; wall claddings, not of metal, for building; laths, not of metal; wood panelling; wall linings, not of metal, for building; windows, not of metal; wainscotting, not of metal; building panels, not of metal; parquet flooring; partitions, not of metal; casement windows, not of metal; planks of wood for building; wall tiles, not of metal; floor tiles, not of metal; tiles, not of metal, for building; cement slabs; slabs, not of metal, for building; roofing, not of metal, incorporating photovoltaic cells; wooden floor boards; cladding, not of metal, for building; linings, not of metal, for building; fireplace mantles, not of metal; door panels, not of metal; floors, not of metal; sills, not of metal; ceilings, not of metal; mortar for building; asbestos mortar; furrings of wood; vinyl siding; pilings, not of metal; shutters, not of metal; statues of stone, concrete or marble; figurines of stone, concrete or marble; window glass for building; window glass, other than vehicle window glass; building glass; plate glass [windows] for building; insulating glass for building; enamelled glass, for building; posts, not of metal; stair-treads [steps], not of metal; penstock pipes, not of metal; water-pipes, not of metal; gutter pipes, not of metal; ducts, not of metal, for ventilating and air-conditioning installations; drain pipes, not of metal; chimneys, not of metal; rigid pipes, not of metal, for building; angle irons, not of metal; plywood; foundry moulds, not of metal; cement for blast furnaces; cement; pantiles, not of metal; roofing tiles, not of metal; slate; roofing slates; slag [building material]; slag stone; railway sleepers, not of metal; wood veneers; clinker ballast; concrete building elements