19 Non-metallic transportable buildings, namely, buildings and prefabricated houses in timber and solid construction, non-metallic building material, namely, semi-worked wood, wood beams, wood blocks, wood boards, wood doorframes, wood joints, wood joists, wood moldings, wood paneling, wood poles, wood posts, wood rafters, wood siding, wood trim, wood veneer, wood window frames, roofing boards of wood, multi-layered wood, glue-laminated wood, floorboards of wood, floor tiles of wood, and fire-resisting wood