Navien 199,900 BTU DHW, 110,000 BTU Space Heating High-Efficiency Condensing Combination Boiler NNCB240110H

The Navien NCB-240/110H high-efficiency condensing combi-boiler achieves industry leading efficiency with turndown ratios of 10:1 heating and 15:1 DHW. This unit uses durable dual condensing stainless steel heat exchangers to recover extra heat for peak productivity.

Save $584.13
NavienSKU: NNCB240110H

Retail price:Wholesale price:
Wholesale price$3,504.77 Sale price$2,920.64

As low as $72.29 per month


  • Smart controls LCD display, quick dial wheel & Setup Wizard
  • Advanced stainless steel dual heat exchangers
  • 15:1 DHW and up to 10:1 heating TDR
  • Field convertible gas system (NG/LP) up to 10,100 ft.
  • Capable of cascading up to 15 NPE water heaters
  • Capable of common venting up to 7 NPE water heaters
  • Built-in 3 zone pumps and 3 zone valves powered connections
  • 2” venting up to 65' and 3” venting up to 150'


Navien's NCB-H line of products come with a limited warranty of 1 year for labor, 5 years for parts, and 10 years for the heat exchanger.

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