20009X231 Final Rinse Piston Water Testing Can also be used to

Can also be used to upgrade a system with a UVC-4 controller to the deluxe version

used for chlorine reduction

Kinetico Powerline Softeners and Filters

Simply hang the Oxy-03 on your filter's pre-mounted bracket

20009X231 Final Rinse Piston Water Testing Can also be used toThe Final Rinse Piston is only compatible with the following units: CSI Nitro, Nitro Pro, and WaterSoft Centuri filters manufactured after 6 1 2015 (or ones that have previously been upgraded to the final rinse piston). Any CSI Sidekick Any Water Soft Sidewindr Any Clearion Sidekick If your unit uses the Final Rinse Piston, it will have a red mark on the top, as shown in the photo. If your unit uses the standard piston (no red mark), its circuit board