About Best Furnace Repair Toronto: 20+ Years of TSSA-Licensed GTA Heating Work
Best Furnace Repair Toronto is a furnace-only heating contractor serving Toronto and the Greater Toronto Area with TSSA G1 and G2 licensed gas technicians, published CAD pricing, and same-day emergency dispatch. We repair, replace, and maintain gas furnaces, boilers, and cold-climate heat pumps for homeowners, landlords, and small commercial buildings.
A Furnace Contractor Built Around One Honest Diagnostic
We started in 2005 doing what most Toronto heating contractors treat as filler work: no-heat calls on the coldest nights of the year. Two decades later that is still the core of the business. When a furnace quits during a January cold snap, the homeowner is not shopping for a brand, they are trying to find someone licensed who will show up and tell them the truth about what it costs.
That is why the pricing lives on the page. Four CAD scope bands, published, with the diagnostic fee waived when you authorise the repair on the same visit. It removes the worst part of the experience, which is the uncertainty before anyone arrives.
It is also why every technician on a gas call holds a TSSA G1 or G2 certification and every repair is done to Ontario B149 fuel code. Gas work in Ontario is regulated for a reason: a cracked heat exchanger or a badly vented flue is a carbon monoxide problem first and a comfort problem second.
Four Standards We Do Not Bend
Publish the price
Four CAD scope bands live on the page, not behind a quote form. If a job falls outside the published range we say why before the work starts.
Diagnose before you sell
Combustion analysis and a CO reading on every visit. The written report names the fault and the evidence, so you can take it to a second opinion if you want one.
Licensed work only
TSSA G1 and G2 certified technicians on every gas call, working to Ontario B149 fuel code. Certificate numbers appear on every invoice.
Say when to replace
A 22-year-old furnace with a cracked heat exchanger is not a repair job. Every diagnostic carries a written repair-vs-replace recommendation with the numbers.
The People Who Show Up at Your Door
The Best Furnace Repair Toronto Crew
TSSA G1/G2 Licensed Furnace and Heating Technicians
The Best Furnace Repair Toronto Crew is a team of TSSA G1 and G2 licensed gas technicians with 20+ years of furnace, boiler, and heat pump service across Toronto and the Greater Toronto Area. Every repair meets Ontario B149 fuel code, and every diagnostic carries a written repair-vs-replace recommendation with published CAD pricing.
20+ years of combined furnace, boiler, and heat pump service across Toronto and the GTA.
Five Things That Shape How We Run Calls
Furnace-Only Focus
We do not split attention across plumbing, drains, and general contracting. Furnaces, boilers, and heat pumps are the whole business.
GTA Coverage
Ten cities covered with same-day dispatch: Toronto, Vaughan, Mississauga, Brampton, Markham, Richmond Hill, North York, Scarborough, Etobicoke, and Thornhill.
Rebate Certification
ENERGY STAR certified installer for Enbridge Home Efficiency Rebate Plus and the Canada Greener Homes Grant, with the paperwork filed on your behalf.
Commercial Capability
Rooftop units, commercial boilers, condo fan coils, and Magic-Pak heating for buildings under 10,000 sq ft, WSIB registered and $2M insured.
Documented Service
Every visit leaves a record: combustion readings, CO verification, parts fitted, and the written warranty terms for insurance and manufacturer coverage.
Want a Second Opinion on a Furnace Quote?
Bring us the quote and the symptom. We will run our own diagnostic, show you the combustion numbers, and tell you plainly whether the work being proposed is necessary.
- Diagnostic waived on same-visit repair
- TSSA G1 and G2 licensed technicians
- Published CAD pricing, no quote gating