Water Heater Gas Tankless
Navien NHW-A
Navien NHW-A non-condensing gas tankless water heater family with ComfortFlow built-in recirculation pump and buffer tank. Includes indoor NHW-AI and exterior NHW-AE variants.
Fuel
Natural Gas (LP convertible)
Power Source
GAS
Condensing
No
Comfortflow
Yes
Built In Recirculation Pump
Yes
Buffer Tank
Yes
Model Comparison
6 models
indoor | Specification | indoor | exterior | ||||
|---|---|---|---|---|---|---|
| Model | NHW-160AI | NHW-180AI | NHW-199AI | NHW-160AE | NHW-180AE | NHW-199AE |
| UEF | 0.81 | 0.81 | 0.81 | 0.81 | 0.81 | 0.81 |
Shared Specifications
All models| Fuel | Natural Gas (LP convertible) |
| Power Source | GAS |
| Condensing | No |
| comfortflow | Yes |
| built_in_recirculation_pump | Yes |
| buffer_tank | Yes |
| heat_exchanger | NaviTech stainless steel |
| burner | Stainless steel |
| Application | RESIDENTIAL |
| Type | Water Heater |