McElroy Metal has made available Cor-Ten AZP Raw, which offers the look of aged or weathered roofing and cladding, similar to rusted metal. Cor-Ten AZP Raw is a fluoropolymer coating system that uses cool pigment technology McElroy Metal applies over Galvalume-coated steel sheet. It’s available in a variety of McElroy Metal standing-seam and through-fastened panel profiles.