General Pump Thermal Relief Valve 145Deg pressure_up-to-3500psi 5 nozzles are ideal for

5 nozzles are ideal for 5gpm and up

M22 Twist Connect Outlet

Professional installation is highly recommended

At 190° F the valve opens to allow cool water to enter the pump if the washer is left running without the trigger being pulled

General Pump Thermal Relief Valve 145Deg pressure_up-to-3500psi 5 nozzles are ideal forGeneral Pump thermal relief valve protects your power washer pump from overheating. At 145 F the valve opens to allow cool water to enter the pump if the washer is left running without the trigger being pulled. Maximum Rated Pressure: 145psi Install in bypass loop or low pressure port. Thread Sizes*: 1 4" MPT, 3 8" MPT, 1 2" MPT *NOTE* NPT cannot be measured by a tape. See table below and if you are unsure what thread size you need please contact us.