Automatic pressure control with a flow capacity of 70-200 gpm (265-760 l/min) and flush without shutting down. Lightweight hard coat anodized aluminum for maximum resistance to corrosion and wear. Tip does not shut off and must be used with a separate valve or valved playpipe. Nozzle may be switched between standard 100 psi (7 bar) and low pressure. 1.5" NH (38mm) rigid rocker lug coupling is standard.