Three-way protection in one coat. Mildew protection, penetrating preservative protection and water repellent surface protection. Protects against mildew, decay and staining. Controls warping, splitting, shrinking and swelling of wood. For all above groundstructural pressure treated and untreated wood. Paintable and stainable. EPA registered. Covers approximately 150-250 sq. ft. per gallon depending on wood age and species, surface porosity and method of application.