The unloader valve diverts water flow into bypass when the trigger gun valve is closed. Unloaders may be designed to respond to either an increase in pressure or a change in flow. The unloader valve may also be used for...

Mecline VRT3-310 Unloader with 4,500 max PSI, 10.5 max GPM and 3/8"F outlet, black spring and adjustment knob. The unloader valve diverts water flow into bypass when the trigger gun valve is closed. Unloaders may be designed to respond to...