Ready to use, commercial strength formula is recommended for all exterior siding (wood, vinyl, aluminum), roofing of all types (asphalt shingles, fiberglass shingles, cedar til), gutters, stucco, brick and cement block, masonry, concrete driveways, walkways and walls, porch screens, pool areas, engines and equipment, even RV’s, patio furniture and boats. No scrubbing, simply apply to the surface, leave for 3 to 5 minutes, and wash off. Contains anti-corrosive agents to safeguard pressure washer parts (bleach can erode o-rings). Penetrates and helps remove tough stains from dirt, oil, grease, bird droppings, tree sap, mold and mildew. Directions for use: when using a pressure washer to clean painted surfaces, please be aware that water pressure alone may remove paint, or highlight existing discoloration caused by the sun’s uv. From the garden hose, rinse any nearby plants. Always test on an inconspicuous area first. Overspray can be neutralized with large volumes of water. For heavy oil and grease stains (such as on driveways and garge floors), pour product directly onto the stain. Allow to penetrate for 10 minutes, then follow normal application procedures. In case of severe oil and grease stains on porous surfaces, oil may bleed to the surface or leave a residual stain. Repeat applications may lighten stains, but not remove stains completely. Do not mix this product with any other chemicals. Contains: a proprietary blend of biodegradable surfactants, detergents, and emulsifiers, in a water-based solution. No petroleum solvents, bleach or ammonia. Caution: this product contains alkaline detergents. Eye and skin irritant. Do not take internally. First aid: in case of contact with eyes or skin, flush with water for 15 minutes. If irritation persists, seek medical attention. If swallowed, take large amounts of water. Do not induce vomiting. Get medical attention. Keep out of reach of children. Sweet odor. Container size: 1 gallon.