Fairchild’s Pneumatic volume boosters feature high flow capacity and fast response. A wide range of signal to output pressure ratios, pipe sizes and options are available in Fairchild’s pilot operated regulator booster products with a Cv of 1 up to a Cv of 18, with flow capacities of 45 SCFM, 76.5 m3/hr up to 1500 SCFM, 2550 m3/hr.

The pneumatic volume booster may used  mounted between the positioner and actuator. Used as Control Valve accessories.