Lochinvar WHB155
The Lochinvar WHB155 is a 95% AFUE heating only boiler with a 155,000 BTU/hr BTU output, part of the Lochinvar KNIGHT Fire Tube (WHB/KHB) line. GasBoilers.ca installs, repairs, and maintains the WHB155 across Greater Vancouver — Red Seal–certified, TSBC-licensed, same-day repair available. Call 604-359-1081.
Lochinvar WHB155 overview
The KNIGHT Fire Tube is Lochinvar's flagship residential heating-only condensing boiler, available in wall-mount (WHB) and floor-mount (KHB) configurations. It uses a stainless-steel fire-tube heat exchanger with a 10:1 turndown and a standard ECM variable-speed pump.
95% AFUE
Efficiency
155,000 BTU/hr
BTU Output
Up to 15 years
Warranty
WHB155 specifications
| Model | Lochinvar WHB155 |
| Series | KNIGHT Fire Tube (WHB/KHB) |
| Type | heating only |
| BTU Output | 155,000 BTU/hr |
| Efficiency | 95% AFUE |
| Warranty | Up to 15 years |
| Origin | United States |
| Best for | Larger homes |
KNIGHT Fire Tube (WHB/KHB) features
Lochinvar WHB155 services we provide
All work by licensed BC gas-fitters — TSBC-certified.
WHB155 Installation
Permit, sizing, venting, gas, commissioning.
From $6,500
WHB155 Repair
Error code diagnosis, parts, full repair.
From $189
WHB155 Maintenance
Annual tune-up — required for warranty.
From $169
WHB155 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 Lochinvar.
Warranty-covered
Lochinvar WHB155 — frequently asked questions
How much does Lochinvar WHB155 installation cost in Vancouver?
Lochinvar WHB155 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 Lochinvar WHB155?
The Lochinvar WHB155 has a heating output of 155,000 BTU/hr BTU, with 95% AFUE efficiency. It is best suited to larger homes.
Do you repair the Lochinvar WHB155?
Yes. We diagnose and repair the Lochinvar WHB155 — error codes, ignition faults, no-heat, leaks, low pressure, and sensor issues — from $189. Our technicians are factory-trained on Lochinvar KNIGHT Fire Tube (WHB/KHB) units and carry common parts on the truck.
How often should the Lochinvar WHB155 be serviced?
Lochinvar recommends annual maintenance to keep the WHB155 efficient, safe, and within warranty (up to up to 15 years). Our maintenance service starts from $169.
Lochinvar WHB155 service across Greater Vancouver
We service the WHB155 in every major Greater Vancouver city.
Other Lochinvar KNIGHT Fire Tube (WHB/KHB) Models
Book Lochinvar WHB155 service today
Same-day repair available · Free installation quotes · Licensed gas-fitters