8.712-715.0
MTM Hydro MG4000 Series Unloader Valve - Trapped Pressure
Models available:
**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.
Type: Unloader Valves