Navien NCB-240H
The Navien NCB-240H is a 95% AFUE combi boiler with a 24,000 – 199,000 BTU output and 5.4 GPM of domestic hot water, part of the Navien NCB-H Series line. GasBoilers.ca installs, repairs, and maintains the NCB-240H across Greater Vancouver — Red Seal–certified, TSBC-licensed, same-day repair available. Call 604-359-1081.
Navien NCB-240H overview
The NCB-H is Navien's heavy-duty combi line. Higher hot water flow, larger heat exchanger, and field-convertible fuel options make it ideal for high-demand BC households.
95% AFUE
Efficiency
24,000 – 199,000
BTU Output
5.4 GPM
DHW Flow
NCB-240H specifications
| Model | Navien NCB-240H |
| Series | NCB-H Series |
| Type | combi |
| BTU Output | 24,000 – 199,000 |
| DHW Flow | 5.4 GPM |
| Efficiency | 95% AFUE |
| Warranty | Up to 15 years |
| Origin | Korea |
| Best for | Large homes |
NCB-H Series features
Navien NCB-240H services we provide
All work by licensed BC gas-fitters — TSBC-certified.
NCB-240H Installation
Permit, sizing, venting, gas, commissioning.
From $6,500
NCB-240H Repair
Error code diagnosis, parts, full repair.
From $189
NCB-240H Maintenance
Annual tune-up — required for warranty.
From $169
NCB-240H Replacement
Upgrade an older unit. Rebate-eligible.
From $6,500
Emergency Service
Same-day no-heat, leak, CO, gas-smell response.
Call 604-359-1081
Warranty Service
Authorized warranty repairs for Navien.
Warranty-covered
Navien NCB-240H — frequently asked questions
How much does Navien NCB-240H installation cost in Vancouver?
Navien NCB-240H installation starts from $6,500 in Greater Vancouver, including permit, code-compliant venting and gas piping, removal of the old unit, and full commissioning. Final pricing depends on your existing system and a heat-loss calculation. Call 604-359-1081 for a free quote.
What size is the Navien NCB-240H?
The Navien NCB-240H has a heating output of 24,000 – 199,000 BTU and delivers 5.4 GPM of domestic hot water, with 95% AFUE efficiency. It is best suited to large homes.
Do you repair the Navien NCB-240H?
Yes. We diagnose and repair the Navien NCB-240H — error codes, ignition faults, no-heat, leaks, low pressure, and sensor issues — from $189. Our technicians are factory-trained on Navien NCB-H Series units and carry common parts on the truck.
How often should the Navien NCB-240H be serviced?
Navien recommends annual maintenance to keep the NCB-240H efficient, safe, and within warranty (up to up to 15 years). Our maintenance service starts from $169.
Navien NCB-240H service across Greater Vancouver
We service the NCB-240H in every major Greater Vancouver city.
Other Navien NCB-H Series Models
Book Navien NCB-240H service today
Same-day repair available · Free installation quotes · Licensed gas-fitters