Plunger Valves are the correct valve to use whenever pressure heads or flow rates need to be safely and reliably reduced and controlled.
They are used for two main tasks:
Thanks to their well thought out design, Pratt Series 300 Plunger Valves fulfill these requirements to the greatest possible degree and are therefore the ideal valve for numerous control tasks. Butterfly and gate valves, due to their design as isolation or, open/closed valves, are not suitable for continuous use as a variable flow control valve.
Pratt Series 300 Plunger Valves are especially suitable for drinking water, raw water and air. Typical applications include: