Corroless RF61 is an aliphatic polyurethane topcoat with a Gloss finish, which also has glass flake for increased durability. Two pack polyurethane topcoats have excellent colour and gloss retention, to keep coated steelwork looking good for years to come. They also have good chemical resistance properties. Corroless RF61 is designed for application over suitable Corroless primers and intermediates and is suitable for urban, marine and industrial environments. It is indefinitely overcoatable with itself. Typical applications include bridges, pipework, cranes, mechanical equipment, storage tank exteriors, chemical plants and other structural steel.