BoilerBuying Guide2026-03-10
The Combi Boiler Installation Process Explained
A proper install means assessment, sizing, permits, fitting, commissioning and rebate paperwork.
Knowing what a quality combi installation involves helps you compare quotes properly.
Assessment and sizing
We assess your home, calculate heat loss and hot-water demand, and recommend the right unit and location.
Fitting and commissioning
We handle permits, gas and venting, fit and flush the system, commission and test the boiler, and complete rebate paperwork.
Key takeaways
- Starts with heat-loss sizing
- Permits and gas/venting included
- System flushed and commissioned
- Rebate paperwork handled
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Licensed, gas-certified technicians serving Greater Vancouver since 1999. CombiBoiler.ca — A division of ROMA Heating Ltd..
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