• VRT3 unloaders with 2320-4,500 Max PSI, 10.5 Max GPM and 3/8” outlet, black spring, and adjustment knob. • The unloader valve diverts the water flow to bypass when the trigger valve is closed. • Unloaders can be designed to respond to an increase in pressure or a change in flow. • The unloader valve can also be used for variable pressure adjustment.
