COMMONLY INSTALLED BY PATRIOTNavien NPE-A2 Series
The Navien NPE-A2 Series includes high-efficiency condensing gas tankless water heaters with an integrated ComfortFlow® recirculation system. The system combines a recirculation pump, buffer tank, and controls to help reduce hot-water wait times and temperature interruptions when the home is properly configured.
- ✓Built-in recirculation pump and buffer tank
- ✓Dual stainless-steel heat exchangers
- ✓Indoor or outdoor wall-hung installation
- ✓Natural gas or propane capability
- ✓Model-specific output for different household demands
Model example: NPE-240A2Up to 0.95 UEF and 199,900 BTU/h maximum input. Rated output changes with temperature rise, so professional sizing remains essential.
Homeowner note: A recirculation-equipped model may be especially useful when bathrooms or fixtures are farther from the water heater, but the plumbing layout should be evaluated first.
Official Navien NPE-A2 specifications ↗