“V” Series Pumps are a line of Pneumatic Metering Pumps that range from 0.07 gph to 9 gph (0.27 lph to 34 lph) and pressures up to 13,100 psig (903 barg).
W SERIES PLUNGER PUMPS
The Williams “W” Series Pumps are a packed plunger design capable of flows up to 90 gallons per hour (336 liters per hour) and pressures to 2500 psig (172.36 barg).
WILROY SERIES DIAPHRAGM PUMP
The WILROY metering pump is a unique blend of Williams and Milton Roy pump technology utilizing the best features from both designs to create a new robust pump with unique features and proven technology.