Pettit Tuff Coat Rubberized Non-Skid Deck Coating. Seattle Gray. Durable, flexible, water-based. Designed to provide an attractive, highly durable, impact-resistant, non-slip surface. Can be used in direct sunlight without fading or peeling. Hides significant imperfections on all surfaces and improves existing non-skid finishes. Can be used on concrete, masonry, fiberglass, wood, and previously painted substrates. Must be applied with a Tuff Coat textured roller or low-pressure hopper spray gun. Chemical and UV resistant. Gallon.