Non-metal decorative building panels, ceiling panels and building partitions incorporating acoustic insulation; interior wall tiles, not of metal; non-metal decorative interior wall panels incorporating acoustic insulation; prefabricated building kits containing non-metal decorative wall systems incorporating acoustic insulation and consisting of non-metal wall panels and partitions and friction welding fasteners for use during installation; prefabricated building kits containing non-metal de...

non-metal plugs in the nature of plastic plugs for filling or repairing holes in wall panels