Building materials of metal; building materials of metal with soundproofing qualities; building panels of metal; acoustic panels of metal; ceilings of metal; metal ceiling installations [structures]; cladding of metal for buildings; metallic mountings; metal ceiling tiles; strips of metal for use in mounting panels on walls; strips of metal for use with tiles; roof tiles of metal; wall tiles of metal; reinforcing materials of metal for building; beams of metal; fixing or retaining devices of metal; sheets and plates of metal; metal clips for supporting sheet materials; brackets of metal for building; screws of metal; screw rings; bolts of metal; sealing caps of metal; rivets of metal

Building panels, not of metal; acoustic panels, not of metal; wood panelling; ceilings, not of metal; acoustic panels of wood for ceilings; cladding, not of metal, for building; wall claddings, not of metal, for building; wall linings, not of metal, for building; wall tiles, not of metal; roofing tiles, not of metal; tiles, not of metal, for building; brackets, not of metal, for building; non-metallic suspended ceiling structures; non-metallic ceiling boards; non-metallic ceiling tiles; ceiling coffers of non-metallic materials; fire resisting building plates (non-metallic); non-metallic ceiling panels; building materials, not of metal; building materials with soundproofing qualities, not of metal; non-metallic building materials for covering ceilings; reinforcing materials, not of metal, for building; non-metallic building materials; non-metallic panels for building; beams made of wood; non-metallic beams for building purposes; beams, not of metal