The Zinc-It Instant Cold Galvanize Zinc Rich Galvanize Coating offers protection against rust and corrosion. It boasts a high-performing 93% pure zinc coating that electrochemically bonds with ferrous metals, forming a galvanic cell. It dries quickly and offers outdoor protection of 1-2 years. The galvanized coating is applicable on threads, exposed edges, fasteners, conduit, strapping, welds, fencing, railings, grates, electrical poles, breaker panel housings, rain spouts, signs, doors, trailers, waste containers, catwalks, and guard rails. This product meets requirements of ASTM-A780.