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Navien Tankless Water Heater - NPE-210A2

Navien Tankless Water Heater - NPE-210A2

Top highlights

  • High Output: Delivers up to 8.0 GPM, ideal for larger homes with 3-4 bathrooms
  • Advanced Condensing Technology: Achieves up to 0.96 UEF for exceptional energy savings
  • ComfortFlow® Technology: Built-in buffer tank virtually eliminates the cold water sandwich effect
  • SmoothStart™ Power Modulation: Prevents power surges and flickering lights during startup
  • Durable Design: Stainless steel heat exchanger and advanced burner system for long-lasting performance
  • Compact Size: Space-saving design fits in small spaces, 77% smaller than traditional tank heaters
  • Built-in Recirculation: Comes with an integrated pump for instant hot water without an extra purchase
  • EZSetup® App: Easy setup, diagnostics, and control via built-in Bluetooth

Price Range: $2999-$3799

(4.5)
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Navien NPE-210A2 – High-Capacity Luxury and Performance
The Navien NPE-210A2 is built for the homeowner who demands the best. This high-output, premium tankless water heater is designed to handle the simultaneous demands of a large, active family—filling a soaking tub while the dishwasher and two showers are running. It combines this impressive capacity with Navien’s most advanced comfort features, including the integrated ComfortFlow® buffer tank for truly endless, temperature-stable hot water. The included recirculation pump and smart controls make it the most intelligent and luxurious water heating solution for your home, delivering efficiency and performance without compromise.

  • Performance & Efficiency:

  • UEF (Uniform Energy Factor): Up to 0.96

  • Flow Rate: 8.0 GPM (at 45°F rise) / 6.0 GPM (at 77°F rise)

  • Energy Star® Certified: Most Efficient 2024

  • Venting: 2" PVC, polypropylene, or stainless steel (up to 60' equivalent length)

  • Gas Types: Natural or LP (convertible)

  • Technology & Design:

  • Heat Exchanger: Primary & secondary stainless steel

  • Control: EZSetUp® App via built-in Bluetooth

  • Recirculation: Built-in pump with SmartStart™ 3.0 technology

  • Water Connections: 3/4" NPT

  • Dimensions (W x H x D): 17.3" x 27.6" x 11.2"

Professional Installation by Navien Specialists

Upgrading to a Navien NPE-210A2 requires expert installation to ensure peak performance and warranty compliance. At HVAC Ontario, our Navien-certified technicians have extensive experience with advanced condensing technology and integrated recirculation systems. We handle everything from gas line sizing and venting to configuring the built-in pump for optimal efficiency. We stand behind our work with our customer-first guarantees:

  • No Lemons Guarantee: If your heat exchanger fails twice in the first 5 years, we’ll replace the entire unit—free.

  • $250 No Frustration Guarantee: If you’re left without hot water and we can’t get to you within 48 hours, we’ll pay you $250.

  • Next Day or $100 Off: Schedule before noon and we’ll install your Navien system the next day—or we’ll give you $100 off.

Navien Warranty Coverage


  • 15-year warranty on the heat exchanger.

  • 5-year warranty on parts.

  • 1-year free labor warranty from HVAC Market, with optional extensions to 5 or 10 years for additional assurance.

5-Star Google Reviews

Our customers' satisfaction speaks volumes. See why HVAC Ontario is trusted by homeowners everywhere.

After a frustrating 5 days with Enercare and no hot water, HVAC Ontario came to the rescue. They answered my questions with clarity, provided excellent service, and installed a new tankless water heater within 24 hours.

C

Claudia Morrison

HVAC Ontario offered a competitive quote and great service. The technician was punctual and professional, and the installation was completed quickly and cleanly. Highly recommend their team!

A

Ainee Chung

The team at HVAC Ontario is fantastic. They truly care about customer comfort, offer competitive pricing, and provide high-quality equipment and service. I couldn't be more pleased.

S

Shamez Kassam

Abdul and his team were fantastic and professional. I got quotes for a tankless heater from a few places but Abdul's was not only the best, he was the most knowledgeable in the product.

D

Derrick Ho

An amazing level of customer service before, during, and after the install. Highly recommend to anyone considering such work to be done in their home.

D

Denis Dalton

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