Sheet metal; sheets of metal; articles of metal for use in building; building materials of metal for roofs; coated metal sheets; coloured metal sheeting for building construction; composite sheets of metal for building purposes; decorative metal sheets for use as building materials; metal roofing; metal roofing materials; metallic tiles; prefabricated roof structures of metal; roofing sheets of metal; roof tiles of metal; tiles of metal; wall tiles of metal.