Weil-McLain GV90+ 4
The Weil-McLain GV90+ 4 is a 90% AFUE cast iron boiler with a 105,000 BTU output, part of the Weil-McLain GV90+ Series line. GasBoilers.ca installs, repairs, and maintains the GV90+ 4 across Greater Vancouver — Red Seal–certified, TSBC-licensed, same-day repair available. Call 604-359-1081.
Weil-McLain GV90+ 4 overview
The GV90+ is a cast-iron block condensing gas boiler — durable construction with mid-90s efficiency. A favourite for traditional hydronic systems.
90% AFUE
Efficiency
105,000
BTU Output
Up to 15 years on heat exchanger
Warranty
GV90+ 4 specifications
| Model | Weil-McLain GV90+ 4 |
| Series | GV90+ Series |
| Type | cast iron |
| BTU Output | 105,000 |
| Efficiency | 90% AFUE |
| Warranty | Up to 15 years on heat exchanger |
| Origin | USA |
| Best for | Medium homes |
GV90+ Series features
Weil-McLain GV90+ 4 services we provide
All work by licensed BC gas-fitters — TSBC-certified.
GV90+ 4 Installation
Permit, sizing, venting, gas, commissioning.
From $5,800
GV90+ 4 Repair
Error code diagnosis, parts, full repair.
From $189
GV90+ 4 Maintenance
Annual tune-up — required for warranty.
From $169
GV90+ 4 Replacement
Upgrade an older unit. Rebate-eligible.
From $5,800
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 GV90+ 4 — frequently asked questions
How much does Weil-McLain GV90+ 4 installation cost in Vancouver?
Weil-McLain GV90+ 4 installation starts from $5,800 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 GV90+ 4?
The Weil-McLain GV90+ 4 has a heating output of 105,000 BTU, with 90% AFUE efficiency. It is best suited to medium homes.
Do you repair the Weil-McLain GV90+ 4?
Yes. We diagnose and repair the Weil-McLain GV90+ 4 — error codes, ignition faults, no-heat, leaks, low pressure, and sensor issues — from $189. Our technicians are factory-trained on Weil-McLain GV90+ Series units and carry common parts on the truck.
How often should the Weil-McLain GV90+ 4 be serviced?
Weil-McLain recommends annual maintenance to keep the GV90+ 4 efficient, safe, and within warranty (up to up to 15 years on heat exchanger). Our maintenance service starts from $169.
Weil-McLain GV90+ 4 service across Greater Vancouver
We service the GV90+ 4 in every major Greater Vancouver city.
Other Weil-McLain GV90+ Series Models
Book Weil-McLain GV90+ 4 service today
Same-day repair available · Free installation quotes · Licensed gas-fitters