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Navien Combi Boiler – NCB-190-060H

Navien Combi Boiler – NCB-190-060H

Top highlights

  • Smart Controls: Featuring an LCD display, intuitive quick-dial wheel, and Setup Wizard for easy configuration
  • Advanced Dual Heat Exchangers: Durable stainless steel construction for enhanced efficiency and longevity
  • High Turn Down Ratios: 15:1 for domestic hot water (DHW) and up to 5.5:1 for heating
  • Versatile Gas Compatibility: Field-convertible gas system (natural gas or propane) for installations up to 10,100 ft. elevation
  • Cascading Capability: Connect up to 15 NPE water heaters for increased demand
  • Common Venting Support: Vent up to 7 NPE water heaters with a shared venting system
  • Built-in Zone Control: Powered connections for 3 zone pumps and 3 zone valves
  • Flexible Venting Options: Supports 2" venting up to 65' and 3" venting up to 150'
  • Max Heating Input: 60,000 BTU/h
  • Max Domestic Hot Water Input: 160,000 BTU/h

Price Range: $5500-$7500

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Navien Combi Boiler – NCB-190-060H
The Navien NCB-190/060H is a high-efficiency, combination boiler designed to provide both heating and domestic hot water in one compact unit. With advanced features like a stainless steel heat exchanger, a smart control interface, and a high turndown ratio, it delivers reliable comfort and energy savings. Its versatile gas compatibility, field-convertible system, and extended venting options make it an ideal choice for a range of residential applications, offering efficient performance even at higher elevations.

  • Dimensions: 43.9cm W x 74.4cm H x 32.5cm D (17.3\ W x 29.3\ H x 12.8\ D)

  • Boiler Weight: 39.5 kg (87 lbs)

  • Boiler Weight with Water: 42.2 kg (93 lbs)

  • Installation Location: Indoor wall-hung

  • Venting Type: Forced draft direct vent

  • Ignition: Electronic ignition

  • Gas Supply Pressure: Natural Gas: 3.5\ WC to 10.5\ WC | Propane: 8\ WC to 13.5\ WC

  • Connection Sizes: Gas Inlet

  • Power Supply: 120V AC, 60Hz | Up to 15 amperes

  • Materials: Cold-rolled carbon steel casing, stainless steel heat exchanger

  • Venting: Supports 2\ or 3\ PVC, CPVC, approved polypropylene, or stainless steel venting

  • Safety Devices: Flame Rod, APS, high limit switch, pressure sensor

  • Temperature Setting Range: 30 - 60 °C(86 - 140 °F)

Expert Installation and Guarantees

At HVAC Ontario, our Navien-trained technicians ensure your Navien NCB-190-060H combi boiler is installed to the highest standards. Enjoy benefits like:

  • No Lemons Guarantee: Replace the unit at no cost if the heat exchanger fails twice in 5 years.

  • $250 No Frustration Guarantee: We’ll compensate you $250 if we fail to fix your system within 48 hours.

  • Next Day or $100 Off: Next-day installation guaranteed or $100 discount.

Warranty Options


  • Without Installation: 1-year parts warranty.

  • With Installation by HVAC Ontario: 10-year limited parts and labor warranty with $250 No Frustration Guarantee.

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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