Fluid inlet options (1/2” and 3/4” npt) meets standard and high-low requirements. Large LCD display and simple operator controls – Adjusts for easy reading in all lighting conditions, - Calibration easily adjusts from keypad. Solid construction to stand up to harsh environments and provide years of trouble-free performance – Durable cast trigger guard prevents accidental triggering. Flush-mount nozzle valve design prevents leaks and contamination. Designed for no leak performance. XDV20 Manual Dispense Valves, 20 gpm or less