An Earth Friendly, water-based product that is biodegradable and odorless. Can be applied by pressure washer, pump sprayer, brush or roller. Contains anti-corrosive agents to safeguard pressure washer parts. Color-Fast, fabric safe, and leaves no residue. Recommended for exterior siding (wood, vinyl, aluminum), roofing of all types (asphalt shingles, fiberglass shingles, cedar, tile), gutters, wood fences and decks, walkways and walls, even RV's, patio furniture, and boats.