UV-ZK1  Flow Sensitive Unloader Valve
 
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 variable pressure adjustment.
 
UV-ZK1  Flow Sensitive Unloader Valve
 
The UV-ZK1 is a Flow Sensitive Unloader rated at 3,600 PSI @ 2.3 GPM through 10.8 GPM.
Specifications
 
  Min. GPM: 2.3
  Max. GPM: 10.8
  Max. PSI: 3600
  Max. Temperature: 165 Degrees Fahrenheit
  Inlet: 3/8″ BSP-F
  Outlet: 1/2″ BSP-M
  Bypass: 1/2″ BSP-M