Pentair Water Pressure Gauge

This pressure gauge is essential for monitoring the performance of your RO system. All RO membranes are reliant on a satisfactory supply pressure.

This gauge is for RO systems with 1/2 Inch tubing such as the Merlin RO System or Pentair PRF.

Genuine GE Merlin Part.

If you are seeking a pressure gauge for standard 1/4 Inch RO Tubing please click here.