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NCB-240/110H - Navien Combi Boiler

NCB-240/110H - Navien Combi Boiler

Top highlights

  • Smart Controls: LCD display with quick-dial wheel and Setup Wizard for easy setup and operation.
  • Advanced Dual Heat Exchangers: Durable stainless steel for optimal efficiency and longevity.
  • High Turn Down Ratios: 15:1 for domestic hot water (DHW) and up to 8.5:1 for heating.
  • Max Heating Input: 110,000 BTU/h for robust heating performance.
  • Max Domestic Hot Water Input: 199,900 BTU/h to meet high hot water demands.
  • Versatile Gas Compatibility: Field-convertible for natural gas or propane, supporting elevations up to 10,100 ft.
  • Cascading Capability: Connect up to 15 NPE water heaters to handle higher demand.
  • Common Venting Support: Accommodates up to 7 NPE water heaters with shared venting.
  • Integrated Zone Control: Built-in powered connections for 3 zone pumps and 3 zone valves.
  • Extended Venting Options: Supports 2" venting up to 65' and 3" venting up to 150'.

Price Range: $5500-$7500

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Navien NCB-240/110H Combi Boiler
The Navien NCB-240/110H is a powerful and compact combination boiler engineered to deliver reliable home heating and continuous hot water from a single, space-saving unit. With a maximum heating input of 110,000 BTU/h and domestic hot water capacity up to 199,900 BTU/h, it’s ideal for larger homes with high heating and hot water demands. This model features smart controls, including an LCD display, quick-dial wheel, and Setup Wizard, making it exceptionally user-friendly. Built with dual stainless steel heat exchangers for durability and energy efficiency, it also offers a field-convertible gas system for natural gas or propane compatibility and supports flexible venting options for easy installation. The NCB-240/110H is designed to bring comfort, efficiency, and convenience to any residential setting.

  • Item: NCB-240/110H

  • 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: 43.5 kg (96 lbs)

  • Boiler Weight With Water: 46.3 kg (102 lbs)

  • Installation Location: Indoor wall-hung

  • Venting Type: Forced draft direct vent

  • Ignition: Electronic ignition

  • Natural Gas Supply Pressure (Source): 3.5\ WC to 10.5\ WC

  • Propane Gas Supply Pressure (Source): 8\ WC to 13.5\ WC

  • Connection Sizes: Gas inlet

  • Power Supply: 120V AC, 60Hz

  • Materials: Casing - Cold-rolled carbon steel; Heat exchanger - Stainless steel

  • Safety Devices: Flame Rod, APS, Ignition detector, high limit switches.

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

Looking for a high-performance combi boiler with expert installation?

At HVAC Ontario, our Navien-trained technicians ensure your Navien NCB-240/110H combi boiler is installed to the highest standards, strictly following Navien’s guidelines. Our team receives ongoing training directly from Navien, so you can trust in the quality and precision of our work. Plus, we back every installation with industry-leading guarantees for your peace of mind:

- No Lemons Guarantee: If the heat exchanger on your new Navien NCB-240/110H combi boiler fails twice within the first 5 years, we’ll replace the entire unit at no cost to you.

- $250 No Frustration Guarantee: If your combi boiler stops working and leaves you without heating or hot water, we’ll have a technician at your home within 24-48 hours. If we fail to meet the 48-hour window, we’ll compensate you with $250 for the inconvenience.

- Next Day or $100 Off: Place your order before 12 P.M., and we guarantee next-day installation of your Navien NCB-240/110H combi boiler. If we can’t install it by the next day, you’ll receive $100 off your purchase.
Combi Boiler Without Installation: Your unit comes with a standard 1-year parts warranty for essential coverage.

Combi Boiler With Installation by HVAC Ontario: When installed by HVAC Ontario, enjoy a 10-year limited parts and labor warranty. If there’s an issue, we’ll handle it for you:

- $250 No Frustration Guarantee: If your combi boiler stops working and you’re left without heating or hot water, we’ll have a technician at your home within 24-48 hours. If we fail to meet the 48-hour window, we’ll compensate you with $250.

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!

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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.

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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.

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Denis Dalton

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