19 BUILDING MATERIALS, NAMELY, NON-METAL FLOORS, NON-METAL FLOOR BOARDS, NON-METAL FLOOR PANELS, NON-METAL FLOOR SLABS, NON-METAL FLOOR TILES, NON-METAL FLOORING UNDERLAYMENTS, NON-METAL WALL BOARDS, [ NON-METAL WALL PANELS, NON-METAL WALL TILES, NON-METAL WALL SLABS, ] NON-METAL CEILING BOARDS, [ NON-METAL CEILING PANELS, NON-METAL CEILING TILES, NON-METAL CEILING SLABS, NON-METAL ROOFING BOARDS, NON-METAL ROOFING PANELS, NON-METAL ROOFING TILES, NON-METAL ROOFING SLABS, NON-METAL ROOF COVERINGS, ] ALL OF WOOD, LAMINATE, WOOD SUBSTITUTE MATERIALS, PLASTIC, [ LEATHER, CORK, VINYL, RUBBER ] AND/OR COMPOSITES PRIMARILY OF NON-METAL MATERIALS; BUILDING MATERIALS, NAMELY, NON-METAL FLOORS, NON-METAL FLOOR BOARDS, NON-METAL FLOOR PANELS, NON-METAL FLOOR SLABS, NON-METAL FLOOR TILES, NON-METAL FLOORING UNDERLAYMENTS, NON-METAL WALL BOARDS, [ NON-METAL WALL PANELS, NON-METAL WALL TILES, NON-METAL WALL SLABS, ] NON-METAL CEILING BOARDS, [ NON-METAL CEILING PANELS, NON-METAL CEILING TILES, NON-METAL CEILING SLABS, NON-METAL ROOFING BOARDS, NON-METAL ROOFING PANELS, NON-METAL ROOFING TILES, NON-METAL ROOFING SLABS, NON-METAL ROOF COVERINGS, ] ALL OF WOOD, LAMINATE, WOOD SUBSTITUTE MATERIALS, PLASTIC, [ LEATHER, CORK, VINYL, RUBBER ] AND/OR COMPOSITES PRIMARILY OF NON-METAL MATERIALS AND ALL FITTED WITH INTEGRATED LOCKING ELEMENTS; [ RIGID NON-METAL PIPES FOR BUILDING; TRANSPORTABLE NON-METAL BUILDINGS; PREFABRICATED NON-METAL BUILDINGS; NON-METAL ARCHITECTURAL MOULDINGS AND FINISH TRIMS; NON-METAL DECORATIVE MOLDINGS AND DECORATIVE TRIMS FOR USE IN BUILDING CONSTRUCTION, WOOD MOLDINGS, MOLDINGS OF LAMINATE OR WOOD SUBSTITUTE MATERIALS; BEADINGS OF WOOD, LAMINATE OR WOOD SUBSTITUTE MATERIALS FOR USE AS DECORATIVE TRIMS IN BUILDING CONSTRUCTION; EDGINGS OF WOOD, LAMINATE OR WOOD SUBSTITUTE MATERIALS IN THE NATURE OF TRIMS NOT OF METAL, FOR BUILDING MATERIALS; ] WOOD FOR BUILDING AND CONSTRUCTION, NAMELY, BOARDS OF WOOD, FLOOR TILES OF WOOD, [ SEMI-WORKED WOODS BEING BUILDING MATERIALS, WOOD BEAMS, BUILDING TIMBER; ] WOOD, GLUE-LAMINATED; VENEER WOOD; ALL THE AFORESAID GOODS NOT MADE OF STONE