Rustoleum 2185 Cold Galv Zinc 500ml - RUST-OLEUM® Hard Hat Aerosol Zinc Spray Cold Galvanising Compound 2185 is a fast drying zinc rich primer based on an epoxy ester resin. The product contains pure zinc as pigment and provides cathodic rotection.RECOMMENDED USESRUST-OLEUM Zinc Spray 2185 should be used on new, bare steel or galvanised steel surfaces. It is intended to be applied on small areas or for touch-up.RUST-OLEUM Zinc Spray 2185 can be recoated with non-saponifiable coatings.RUST-OLEUM Zinc Spray 2185 should be used as a primer or as a single coat in light industrial exposures, corrosive environments and high humidity areas.