The Variflow Dosing Metering Plunger Pumps GV series is from 0 - 46 LPH giving a maximum pressure of 100 Bar depending upon the flow rate. These pumps are provided with high efficiency ball valves & high grade of engineering materials for the wetted parts, which enables wide range of aggressive, toxic, hazardous liquid to be handled in the absence of any gland , which offers zero leakage.