Dunkirk (ECR International) Q90-50
The Dunkirk (ECR International) Q90-50 is a Up to 90% AFUE condensing boiler with a 50,000 BTU BTU output, part of the Dunkirk (ECR International) Q90 Series 4 line. GasBoilers.ca installs, repairs, and maintains the Q90-50 across Greater Vancouver — Red Seal–certified, TSBC-licensed, same-day repair available. Call 604-359-1081.
Dunkirk (ECR International) Q90-50 overview
The Q90 Series 4 is a compact 90% AFUE condensing boiler built around a cast-aluminum heat exchanger, designed for low-clearance and limited-space applications. It is a sealed-combustion unit approved for polypropylene venting with an adjustable induced-draft exhaust.
Up to 90% AFUE
Efficiency
50,000 BTU
BTU Output
Up to 10 years
Warranty
Q90-50 specifications
| Model | Dunkirk (ECR International) Q90-50 |
| Series | Q90 Series 4 |
| Type | condensing |
| BTU Output | 50,000 BTU |
| Efficiency | Up to 90% AFUE |
| Warranty | Up to 10 years |
| Origin | United States |
| Best for | Small homes and zones |
Q90 Series 4 features
Dunkirk (ECR International) Q90-50 services we provide
All work by licensed BC gas-fitters — TSBC-certified.
Q90-50 Installation
Permit, sizing, venting, gas, commissioning.
From $6,000
Q90-50 Repair
Error code diagnosis, parts, full repair.
From $189
Q90-50 Maintenance
Annual tune-up — required for warranty.
From $169
Q90-50 Replacement
Upgrade an older unit. Rebate-eligible.
From $6,000
Emergency Service
Same-day no-heat, leak, CO, gas-smell response.
Call 604-359-1081
Warranty Service
Authorized warranty repairs for Dunkirk (ECR International).
Warranty-covered
Dunkirk (ECR International) Q90-50 — frequently asked questions
How much does Dunkirk (ECR International) Q90-50 installation cost in Vancouver?
Dunkirk (ECR International) Q90-50 installation starts from $6,000 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 Dunkirk (ECR International) Q90-50?
The Dunkirk (ECR International) Q90-50 has a heating output of 50,000 BTU BTU, with Up to 90% AFUE efficiency. It is best suited to small homes and zones.
Do you repair the Dunkirk (ECR International) Q90-50?
Yes. We diagnose and repair the Dunkirk (ECR International) Q90-50 — error codes, ignition faults, no-heat, leaks, low pressure, and sensor issues — from $189. Our technicians are factory-trained on Dunkirk (ECR International) Q90 Series 4 units and carry common parts on the truck.
How often should the Dunkirk (ECR International) Q90-50 be serviced?
Dunkirk (ECR International) recommends annual maintenance to keep the Q90-50 efficient, safe, and within warranty (up to up to 10 years). Our maintenance service starts from $169.
Dunkirk (ECR International) Q90-50 service across Greater Vancouver
We service the Q90-50 in every major Greater Vancouver city.
Other Dunkirk (ECR International) Q90 Series 4 Models
Book Dunkirk (ECR International) Q90-50 service today
Same-day repair available · Free installation quotes · Licensed gas-fitters