Rust-Oleum Professional Galvanizing Compound Spray instantly galvanizes metal surfaces to protect them from corrosion. Professional spray compound is specially designed for the heavy-duty demands of industrial and commercial settings. This 93% pure zinc coating applies a galvanized film with cathodic protection that resists rust, scratches and chips. Features Applies a protective galvanized finish to a variety of metal surfaces Cold galvanizing compound designed for repairs to weathered metal Great for wrought iron, spot-welded metal, gutters, chain-link fences and more Fast-drying, durable and corrosion-resistant for a quality finish Can be used for indoor and outdoor applications Any-angle spray with comfort tip for easier application