Aluminum, Common metals and their alloys; transportable buildings of metal; Aviaries of metal, Building boards of metal, Brackets of metal for building, Building materials of metal, namely, building panels and sheet metal, Building panels of metal, Casks of metal, Ceilings of metal, Cladding of metal for construction and building, Door fittings, of metal, Door frames of metal, Door panels of metal, Fittings of metal for building, namely, metal reinforcement materials for building, Framework o...