VB9 unloader valve
The PA VB9 by-pass valve can work with flow rates up to 30 l/min and with pressures up to 220 bar. The valve body is made of brass. The version with knob is fitted with locknut for minimum and maximum pressure regulation. The VB 9 is normally used with plunger pumps designed to work on professional high pressure washers or fixed installations for car-wash applications.