Attaches to faucet for maximum free air pumping capacity of 11.5 liters per minute at a water flow rate of 6.5 liters per minute. Operates efficiently with water pressures as low as 7.5 psig (.517 bar) for minimum water consumption. Ultimate vacuum: 28-1/2 in. (723.9 mm) Hg. Supplied with integral check valve, 3/8-in. NPT connecting thread, and 4-3/4-in. length of tubing for insertion in discharge end.
