Navien, PeakFlowE Anti‑Scale System, GXXX001725
 
Anti-scale system designed to treat hard water.
PeakFlowE works by converting mineral ions in the water to a microscopic crystal form that does not attach to the internal surfaces of the water heater.
Now 10 inches shorter than the previous version of PeakFlow. Yet it has the same performance.
Chemical and salt-free
Quality tested under pressure at the factory
Installs on the DHW cold supply
For use with one heater in residential installations.
 
1 year warranty from date of purchase.