Building materials of metal; Joists of metal; Structural support joists of metal for the construction of floors; Beams of common metal for building; Metal beams for building purposes; Metal building beams; Metal building materials; Metal building materials in the form of beams; Steel beams; Articles of metal for use in building; Articles of metal for use in constructing house frames; Articles of metal for use in construction; Box frames of metal; Frames of metal for building; Frames of metal for construction work; Frames of metal for porches; Frames of metal for structures; Structural frames of metal for building; Sub-frames of metal; Metal frames; Metal frames of rolled shapes; Metallic frames for buildings

Roofing tiles.