Weil-McLain Ultra 399
The Weil-McLain Ultra 399 is a 95% AFUE condensing boiler with a 39,900 – 399,000 BTU output, part of the Weil-McLain Ultra Series line. GasBoilers.ca installs, repairs, and maintains the Ultra 399 across Greater Vancouver — Red Seal–certified, TSBC-licensed, same-day repair available. Call 604-359-1081.
Weil-McLain Ultra 399 overview
The Ultra Series is Weil-McLain's premium residential wall-hung condensing boiler with refined controls and high turndown.
95% AFUE
Efficiency
39,900 – 399,000
BTU Output
Up to 12 years
Warranty
Ultra 399 specifications
| Model | Weil-McLain Ultra 399 |
| Series | Ultra Series |
| Type | condensing |
| BTU Output | 39,900 – 399,000 |
| Efficiency | 95% AFUE |
| Warranty | Up to 12 years |
| Origin | USA |
| Best for | Light commercial |
Ultra Series features
Weil-McLain Ultra 399 services we provide
All work by licensed BC gas-fitters — TSBC-certified.
Ultra 399 Installation
Permit, sizing, venting, gas, commissioning.
From $6,200
Ultra 399 Repair
Error code diagnosis, parts, full repair.
From $189
Ultra 399 Maintenance
Annual tune-up — required for warranty.
From $169
Ultra 399 Replacement
Upgrade an older unit. Rebate-eligible.
From $6,200
Emergency Service
Same-day no-heat, leak, CO, gas-smell response.
Call 604-359-1081
Warranty Service
Authorized warranty repairs for Weil-McLain.
Warranty-covered
Weil-McLain Ultra 399 — frequently asked questions
How much does Weil-McLain Ultra 399 installation cost in Vancouver?
Weil-McLain Ultra 399 installation starts from $6,200 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 Weil-McLain Ultra 399?
The Weil-McLain Ultra 399 has a heating output of 39,900 – 399,000 BTU, with 95% AFUE efficiency. It is best suited to light commercial.
Do you repair the Weil-McLain Ultra 399?
Yes. We diagnose and repair the Weil-McLain Ultra 399 — error codes, ignition faults, no-heat, leaks, low pressure, and sensor issues — from $189. Our technicians are factory-trained on Weil-McLain Ultra Series units and carry common parts on the truck.
How often should the Weil-McLain Ultra 399 be serviced?
Weil-McLain recommends annual maintenance to keep the Ultra 399 efficient, safe, and within warranty (up to up to 12 years). Our maintenance service starts from $169.
Weil-McLain Ultra 399 service across Greater Vancouver
We service the Ultra 399 in every major Greater Vancouver city.
Book Weil-McLain Ultra 399 service today
Same-day repair available · Free installation quotes · Licensed gas-fitters