Common metals and their alloys; building and construction materials made predominantly of metal; frameworks, sills, boards, panels, screens and ladders made predominantly of metal; mounts, tubing, tubes, gates, doors and poles made predominantly of metal; fittings for buildings of metal; stairs and stairways of metal; edgings, nosing, and treads for stairs predominantly of metal; walkways of metal; handrails of metal materials for walkways; metallic mounting clips for mounting walkways and support structures to a roof; walkway mountings, mountings, clamps, frames, supports and componentry for mounting structures on buildings made predominantly of metal; pre-fabricated support structures made principally or wholly of metal for roof mounting; architectural metalwork; metal materials for building decoration; screen wall components, curtain walls, screen doors and window screens all made predominantly of metal; parts and fittings for the foregoing.

Building materials formed of predominantly non-metal materials; construction materials not of metal; coverings for buildings and walls not made of metal; structural and architectural members formed of predominantly non-metal materials; building and construction materials not made of metal; rails, rods and balustrades, all predominantly non-metal; handrails of non-metallic materials for walkways; stairs and stairways predominantly not of metal; edgings, nosing, and treads for stairs predominantly not of metal; non-metallic mounting clips for mounting walkways and support structures to a roof; beams, panels, boards and screen not of metal; componentry for mounting structures on buildings not made predominantly of metal; screen wall components, curtain walls, screen doors and window screens all made predominantly not of metal; parts and fittings for the foregoing