Helmsman Spar Urethane is a durable, clear urethane topcoat for maintaining outdoor wood. Its improved formula can be recoated in 25% less time and contains over 100% more UV blockers than the original Helmsman Spar Urethane. Helmsman® forms a protective barrier against rain and moisture; Its special oils allow the finish to expand and contract with the wood as seasons and temperatures change; The UV blockers reduce the sun’s graying and fading effects. Helmsman is available in Satin, Semi-Gloss and High Gloss sheens. Aerosol spray application is available.