NHW-A Series Units On Ray Murray, Inc.

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NHW-A Propane Units
NHW-A Propane Units
(6)
Navien's NHW-A series is the first and only non-condensing tankless water heater with a built-in ComfortFlow recirculation pump and internal buffer tank. This Navien exclusive innovation resolves the need for an external pump and controls because all the components and recirculation system controls are built-in. The ComfortFlow system also promotes consistent outlet temperature to minimize the “cold-water sandwich effect”. Other features include:
- Built-in recirculation pump & buffer
Navien's NHW-A series is the first and only non-condensing tankless water heater with a built-in ComfortFlow recirculation pump and internal buffer tank. This Navien exclusive innovation resolves the need for an external pump and controls because all the components and recirculation system controls are built-in. The ComfortFlow system also promotes consistent outlet temperature to minimize the “cold-water sandwich effect”. Other features include:
- Built-in recirculation pump & buffer tank
- NaviTech stainless steel heat exchanger and burner
- Interior unit for indoor installations
- NaviVent 3" x 5" concentric venting
- Available in NG or LP
- Cascading capable
- Low NOx emissions (20ppm)
less
NHW-A Natural Gas Units
NHW-A Natural Gas Units
(6)
Navien's NHW-A series is the first and only non-condensing tankless water heater with a built-in ComfortFlow recirculation pump and internal buffer tank. This Navien exclusive innovation resolves the need for an external pump and controls because all the components and recirculation system controls are built-in. The ComfortFlow system also promotes consistent outlet temperature to minimize the “cold-water sandwich effect”. Other features include:
- Built-in recirculation pump & buffer
Navien's NHW-A series is the first and only non-condensing tankless water heater with a built-in ComfortFlow recirculation pump and internal buffer tank. This Navien exclusive innovation resolves the need for an external pump and controls because all the components and recirculation system controls are built-in. The ComfortFlow system also promotes consistent outlet temperature to minimize the “cold-water sandwich effect”. Other features include:
- Built-in recirculation pump & buffer tank
- NaviTech stainless steel heat exchanger and burner
- Interior unit for indoor installations
- NaviVent 3" x 5" concentric venting
- Available in NG or LP
- Cascading capable
- Low NOx emissions (20ppm)
less

NHW-A Propane Units

NHW-A Natural Gas Units