Carrier BW3
The Carrier BW3 is a Up to 84% AFUE cast iron boiler with a Residential hot-water output BTU output, part of the Carrier Performance Boiler (BW3) line. GasBoilers.ca installs, repairs, and maintains the BW3 across Greater Vancouver — Red Seal–certified, TSBC-licensed, same-day repair available. Call 604-359-1081.
Carrier BW3 overview
The Performance BW3 is a cast-iron gas-fired hot-water boiler offering dependable, economical heating at up to roughly 84% AFUE. Its compact, rugged sectional design suits chimney-vented hydronic systems.
Up to 84% AFUE
Efficiency
Residential hot-water output
BTU Output
Up to 12 years
Warranty
BW3 specifications
| Model | Carrier BW3 |
| Series | Performance Boiler (BW3) |
| Type | cast iron |
| BTU Output | Residential hot-water output |
| Efficiency | Up to 84% AFUE |
| Warranty | Up to 12 years |
| Origin | United States |
| Best for | Standard-efficiency hydronic heating |
Performance Boiler (BW3) features
Carrier BW3 services we provide
All work by licensed BC gas-fitters — TSBC-certified.
BW3 Installation
Permit, sizing, venting, gas, commissioning.
From $5,500
BW3 Repair
Error code diagnosis, parts, full repair.
From $189
BW3 Maintenance
Annual tune-up — required for warranty.
From $169
BW3 Replacement
Upgrade an older unit. Rebate-eligible.
From $5,500
Emergency Service
Same-day no-heat, leak, CO, gas-smell response.
Call 604-359-1081
Warranty Service
Authorized warranty repairs for Carrier.
Warranty-covered
Carrier BW3 — frequently asked questions
How much does Carrier BW3 installation cost in Vancouver?
Carrier BW3 installation starts from $5,500 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 Carrier BW3?
The Carrier BW3 has a heating output of Residential hot-water output BTU, with Up to 84% AFUE efficiency. It is best suited to standard-efficiency hydronic heating.
Do you repair the Carrier BW3?
Yes. We diagnose and repair the Carrier BW3 — error codes, ignition faults, no-heat, leaks, low pressure, and sensor issues — from $189. Our technicians are factory-trained on Carrier Performance Boiler (BW3) units and carry common parts on the truck.
How often should the Carrier BW3 be serviced?
Carrier recommends annual maintenance to keep the BW3 efficient, safe, and within warranty (up to up to 12 years). Our maintenance service starts from $169.
Carrier BW3 service across Greater Vancouver
We service the BW3 in every major Greater Vancouver city.
Book Carrier BW3 service today
Same-day repair available · Free installation quotes · Licensed gas-fitters