Foamer Gun. Clean, degrease, disinfect. Former gun outputs 1-1/2 gallons per minute. Foaming attachment provides a fan spray, removes for a solid stream. Deflector attachment for non-foaming fan spray patterns. Anti-siphon feature protects water supply. Multi-ratio dial has 5 mixing head settings from 1-128 to 1-10, plus an off position. Quick connect spray head. Bottle holds 1 quart of liquid.