FCI Watermakers’ V4 Controller is a great go-to for onboard water purification. Quiet, reliable and simple to use, the V4 Controller boasts a depth of standard features and overall technological superiority. The controller provides a wealth of data, from PSI, flow rates, and water temperature to valve position, even allowing complete customization and programming for automated, self-maintenance processes. The V4 Controller is available in 7- or 4.3-inch panels. If you're keen on finding out more, feel free to give 801-906-8840 a call or visit www.fciwatermakers.com.