Eastman Tetrashield™ IC3021 is a protective resin system that provides excellent direct to metal corrosion resistance in weatherable 2K polyurethane industrial coatings. Tetrashield-based coatings can enable reduced labor costs, lower coatings consumption, less environmental impact, and increased productivity. IC3021 provides superior corrosion resistance over iron phosphate pretreated steel, galvanized steel, and smooth cold rolled steel.