- Operates hydraulically independent from any external power sources and controls high and low levels in a storage tank by utilizing the line static and dynamic pressure.
- The incorporation of a control shaft in the valve bonnet allows the rate of flow through the valve to be set a pre-determined flow and also acts as a mechanical shut off feature.
- Closing speed of the valve can be controlled by an integral needle valve on the valve bonnet.
- The valve is easy to maintain and install due to its simple design.
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