Viessmann Vitocrossal 300 CT3-B 745
The Viessmann Vitocrossal 300 CT3-B 745 is a 96% AFUE commercial boiler with a up to 745,000 BTU output, part of the Viessmann Vitocrossal 300 line. GasBoilers.ca installs, repairs, and maintains the Vitocrossal 300 CT3-B 745 across Greater Vancouver — Red Seal–certified, TSBC-licensed, same-day repair available. Call 604-359-1081.
Viessmann Vitocrossal 300 CT3-B 745 overview
The Vitocrossal 300 is Viessmann's commercial workhorse. Inox-Crossal stainless steel heat exchanger and MatriX cylinder burner deliver efficiency and durability for strata, schools, and industrial applications.
96% AFUE
Efficiency
up to 745,000
BTU Output
Up to 10 years
Warranty
Vitocrossal 300 CT3-B 745 specifications
| Model | Viessmann Vitocrossal 300 CT3-B 745 |
| Series | Vitocrossal 300 |
| Type | commercial |
| BTU Output | up to 745,000 |
| Efficiency | 96% AFUE |
| Warranty | Up to 10 years |
| Origin | Germany |
| Best for | Mid-size commercial |
Vitocrossal 300 features
Viessmann Vitocrossal 300 CT3-B 745 services we provide
All work by licensed BC gas-fitters — TSBC-certified.
Vitocrossal 300 CT3-B 745 Installation
Permit, sizing, venting, gas, commissioning.
From $22,000
Vitocrossal 300 CT3-B 745 Repair
Error code diagnosis, parts, full repair.
From $299
Vitocrossal 300 CT3-B 745 Maintenance
Annual tune-up — required for warranty.
From $299
Vitocrossal 300 CT3-B 745 Replacement
Upgrade an older unit. Rebate-eligible.
From $22,000
Emergency Service
Same-day no-heat, leak, CO, gas-smell response.
Call 604-359-1081
Warranty Service
Authorized warranty repairs for Viessmann.
Warranty-covered
Viessmann Vitocrossal 300 CT3-B 745 — frequently asked questions
How much does Viessmann Vitocrossal 300 CT3-B 745 installation cost in Vancouver?
Viessmann Vitocrossal 300 CT3-B 745 installation starts from $22,000 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 Viessmann Vitocrossal 300 CT3-B 745?
The Viessmann Vitocrossal 300 CT3-B 745 has a heating output of up to 745,000 BTU, with 96% AFUE efficiency. It is best suited to mid-size commercial.
Do you repair the Viessmann Vitocrossal 300 CT3-B 745?
Yes. We diagnose and repair the Viessmann Vitocrossal 300 CT3-B 745 — error codes, ignition faults, no-heat, leaks, low pressure, and sensor issues — from $299. Our technicians are factory-trained on Viessmann Vitocrossal 300 units and carry common parts on the truck.
How often should the Viessmann Vitocrossal 300 CT3-B 745 be serviced?
Viessmann recommends annual maintenance to keep the Vitocrossal 300 CT3-B 745 efficient, safe, and within warranty (up to up to 10 years). Our maintenance service starts from $299.
Viessmann Vitocrossal 300 CT3-B 745 service across Greater Vancouver
We service the Vitocrossal 300 CT3-B 745 in every major Greater Vancouver city.
Other Viessmann Vitocrossal 300 Models
Book Viessmann Vitocrossal 300 CT3-B 745 service today
Same-day repair available · Free installation quotes · Licensed gas-fitters