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Navien Tankless Water Heater - NPE-210S2

Navien Tankless Water Heater - NPE-210S2

Top highlights

  • Enhanced Capacity: Delivers up to 8.0 GPM, perfect for larger families with 3-4 bathrooms
  • Standard Efficiency, Premium Value: Condensing technology achieves up to 0.94 UEF
  • Durable Construction: Stainless steel heat exchanger for enhanced longevity and reliability
  • Built-in Recirculation: Integrated pump for faster hot water at the tap, reducing waste
  • Compact Design: Wall-mounted unit saves valuable floor space
  • Flexible Venting: 2 PVC venting options for easier installation and retrofits
  • Eco-Friendly Operation: Low NOx emissions, environmentally responsible

Price Range: $2299-$3299

(4.5)
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Navien NPE-210S2 – High-Capacity Value and Reliability
The Navien NPE-210S2 offers a compelling combination of high output and exceptional value. Designed to meet the hot water demands of a busy household, this model provides enough capacity for running multiple showers and appliances without missing a beat. You get all the core advantages of Navien’s engineering—including a robust stainless steel heat exchanger and a built-in recirculation pump—in a straightforward, reliable package. If you need the power of a larger unit but want a solution that maximizes value, the NPE-210S2 is the ideal choice for your home.

  • Performance & Efficiency:

  • UEF (Uniform Energy Factor): Up to 0.94

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

  • Energy Star® Certified: Yes

  • Venting: 2" PVC, polypropylene, or stainless steel

  • Gas Types: Natural or LP (convertible)

  • Technology & Design:

  • Heat Exchanger: Primary & secondary stainless steel

  • Recirculation: Built-in pump

  • Water Connections: 3/4" NPT

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

Expert Installation for Lasting Performance

Ensure your Navien NPE-210S2 operates at peak efficiency with professional installation from HVAC Ontario. Our certified technicians are experts in Navien technology, ensuring proper venting, gas supply, and system configuration for years of trouble-free service. We back every installation with our commitment to customer satisfaction:

  • 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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