Metal Pro Primer is a premium plus, low VOC, fast drying, waterborne, acrylic coating for interior or exterior use. This product offers excellent adhesion to metal surfaces, particularly galvanized metal; hence protecting the metal surface from oxidation. This product can be top coated with a variety of products but for the best protection of metal surfaces top coat Metal Pro with Protec Alkyd Emulsion Enamels (9700 Satin, 9800 Semi-Gloss, or 9900 Gloss).