25B, SS316 Body, RFT (SE) / RFF (FE)
Model RFT /RFF, a Direct Acting Pressure Sustaining Regulator Valve is an automatic, direct active controlled valve that activated by the pressure of the pipeline. The valve will maintain a steady, predetermined pressure at the upstream of a pipeline.
Definition of a Pressure Sustaining Regulator Valve
Pressure Sustaining Regulator Valve, also known as a Back Pressure Valve