A leader in condensing technology
Since 2006, Navien, Inc. has become one of the fastest-growing companies in the home comfort sector in North America and is now a leader in condensing technology, providing condensing tankless water heaters, combi-boilers, and boilers.* Navien's products possess state-of-the-art technology, high efficiency, and reliable quality.
Navien has achieved international recognition for its sophisticated engineering and robust designs. Backed by parent company, KD Navien with more than thirty-five years of experience with advanced boiler and water heating technology, Navien will continue its mission to provide high-quality products.
The most advanced condensing tankless water heaters in the industry with exclusive ComfortFlow® technology for continuous hot water.
- Exclusive ComfortFlow® internal recirculation pump and buffer tank.
- Earn up to 3 LEED points with recirculation.
- Lower the HERS home index score.
- Wi-Fi enabled with NaviLink® add-on.
- Optional HotButton™ on demand control kit.
- 2013 AHR Innovation Award Winner.
Our standard ultra condensing tankless technology with the industry’s top rated unit for energy efficiency
- More output for the money.
- Lower installation costs.
- Lower operating costs for the homeowner.
- Earn LEED points.
- Lower HERS score.
- 2015 AHR Innovation Award Winner.
No one has put more non-condensing ingenuity into tankless than Navien
- Patented NaviTech™ stainless steel heat exchanger and stainless steel burner with lean/rich stable cleaner-burning technology
- 0.81 UEF for all models
- NPN-Universal is the only non-condensing unit that can be used inside or outside
- Strong residential and commercial warranties
- NaviVent™ concentric 3" x 5" venting
Patented NaviTech™ technology
The NPN series is the first and only non-condensing tankless series to offer NaviTech™ technology that includes a stainless-steel heat exchanger and an advanced stainless-steel burner which provides the very Low NOx at the level of NPE burner.
- Patented NaviTech™ stainless steel heat exchanger and stainless steel burner with stable cleaner-burning technology
- 0.81 UEF for all models
- NPN-E is specifically designed for outdoor use only
- Strong residential and
- NaviVent™ concentric
3" x 5" venting
HIGH-EFFICIENCY CONDENSING COMBI-BOILER
- Super condensing efficiency
- Dual stainless steel heat exchangers
- SCH40, 2" PVC venting up to 60'
- ½" Gas pipe up to 24'
- Automatic water filling system
- Integrated controls
More features, more benefits, more extras and more value...all in one package
Now the innovator in high efficiency condensing tankless water heaters
and fire tube boilers puts it all together in one amazing combi-boiler in 2 sizes:
NFC-175 & NFC-200.
- 5 modes of external domestic recirculation control built-in (Always on, Intelligent, Scheduling, HotButton, Aquastat)
- 11:1 TDR for DHW and up
to 11:1 TDR for HTG
- Approved venting: 2" up to 60' or 3" up to 150' PVC/CPVC/PP/SS
- Heating and DHW up to 199k BTU/H
- AFUE 95.0% EnergyStar Most Efficient for 2020