Plastic Float Valve 3/4" MPT with Float | Pressure Washer Tank ValvePlastic Float Valve 3 4" MPT with Float Pressure Washer Tank Valve This plastic float valve automatically controls the water level in your pressure washer float tank. As the water rises, the float lifts and shuts off the inlet supply. When the level drops, the valve reopens and refills the tank keeping your pump fed with a consistent, steady water supply without any manual intervention. Specifications Inlet Connection: 3 4" MPT (Male Pipe Thread) Flow