Minwax Helmsman Clear Satin Spar Urethane, 1 Quart is a very tough clear wood finish designed to protect and enhance the beauty of your wood surfaces. This durable finish resists cracking, checking, peeling, and yellowing, ensuring long-lasting protection. It shields wood from water, salt air, sun damage, and atmospheric pollution, making it an excellent choice for outdoor use. for patio furniture, exterior doors, bar tops, and wooden boat surfaces, this urethane covers approximately 400-500 square feet per gallon, providing excellent coverage and value. Model Number: