PA VBHT33 Hot Water Unloader Valve 21gpm 4500psi tools-and-miscellaneous General Pump - Interpump 66

General Pump - Interpump 66 series W3523 triplex pressure wash pump

PA VS 100 safety relief valve

325-d and 327 with 72" decks

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Use the optional ST-61 metering valve for accurate soap flow adjustment

PA VBHT33 Hot Water Unloader Valve 21gpm 4500psi tools-and-miscellaneous General Pump - Interpump 66PA VB HT33 hot water unloader valve. 4500psi Maximum Rated Pressure 21 gpm 1 2" Inlet Outlet Bypass 90C 195F (continuous duty) **Caution** Unloader valves are one of the most important safety devices on a pressure washer system. Failure to install and set the unloader properly could result in a very dangerous situation causing severe damage to the pump and possibly the operator. Professional installation is required.