ROCAlkyd Cold Galvanizing Compound 7000 is a high-performance, self-priming coating that instantly repairs worn or damaged galvanized steel or metal surfaces. This coating contains 95% pure zinc in the dry film. Cold Galvanizing Compound is perfect when maximum corrosion protection is required or to protect and repair bare sheet metal, galvanized ducts, storage tanks, fences, gutters, trucks, trailers and more. 95% Pure Zinc in Dry Film for Cathodic Corrosion Protection Self-Priming and Excellent Adhesion to Galvanized Metal Apply by Spray for a Smooth, Gray Finish Meets Requirements for ASTM A-780-01, SSPC Paint 20, MIL-P-21035B Two-Year Rust-Proof Guarantee* This Item Cannot be Shipped Internationally.