OdoBan Pressure Wash Concentrate is a professional strength concentrated pressure washer detergent, compatible with electric and gas pressure washers (1,400 psi to 4,000 psi) with down-stream chemical injector that bypasses the pump. Economical, concentrated formula is easy to use, simply mix with water to make over 21 Gal. of pressure washer solution. Ideal for driveways, siding, stone, decks, outdoor furniture and other surfaces. Removes tough stains from dirt, oil, grease, bird droppings, tree sap, mold and mildew, weather, algae and pollen. No scrubbing required. Safe and effective for use on all siding (aluminum, vinyl, wood), roofing of all types, gutters, brick and cement blocks, concrete, cement, asphalt, fiberglass, tile, stone, metal, plastic and vehicles. Not for use on deteriorated surfaces, unless refinishing the surface. Use as directed on label. Follow the directions in your pressure washer owner's manual for safe use and best results.