"This Pressure Washer Deck Wash is a safe, biodegradable cleaning concentrate specially formulated for top performance. Containing the highest active cleaning ingredients possible, cleaning and restoring your deck to its original color. U.S.A. Application Deck wash, Gallons 1, Removal Of Dirt, nail stains, algae, grease stains, mildew, Common Usage Deck, fencing. Makes up to 10 gallons Typical uses Decks Weathered wood Wood fences Cedar Vinyl decks Outdoor furniture Siding"