This Thompson’s WaterSeal wood stain and sealer can be used on decks, fences, outdoor furniture and exterior wood. Prevents water damage. Advanced polymers provide fade-resistant color. Coating resists mildew and UV damage. Applies to freshly cleaned damp or dry wood. Covers about 150 to 400 sq-ft/gal. Can be applied with paint pad, brush, sprayer and roller. 2 hrs. dry time.