Antimicrobial coatings and surface treatments composed of epoxy and modified epoxy, polyester and modified polyester, acrylic and modified acrylic, polyvinyl fluoride (PVDF) and modified polyvinyl fluoride or plastisol based polyvinyl fluoride, as applied to galvanized steel, cold rolled steel, aluminized steel, galvalume, stainless steel and aluminum surfaces that is custom formulated to meet color, fabrication, and performance criteria