Powerful performance – produces thick, clinging foam with adjustable spray patterns from a wide 90° fan to a focused 0° jet. The foam control knob allows you to switch from pure water rinse (counterclockwise) to maximum foam output (clockwise). Durable and reliable – built with premium brass core components for long-lasting use. The bottle is made of heavy-duty, chemical-resistant HDPE. Minimum pressure: 1000 PSI and maximum pressure: 3000 PSI. Attaches directly to most pressure washer trigger sprayers. Foam cannon rapidly mixes concentrated solution into a foaming wash. Adjustable dials allow for precise control of foam application.