19 Non-metallic building materials, namely, non-metallic building flashing; semi-worked wood; building timber; manufactured timber; sawn timber; worked timber; wooden planks for use in building; wood for use in making household utensils; wood paneling; wood paving; wooden flooring, wooden floor boards; parquet wood flooring and parquet wood floor boards; wooden door frames; wooden window frames; wooden door frames; wooden doors; wooden gates; non-metallic doors, door frames, gates, windows, and window frames; non-metal doors and windows; replacement and structural parts and components for all the aforesaid goods