Toronto's Trusted
HVAC Specialists
Downtown to the Beaches — Toronto's trusted HVAC specialists.
Furnace installation, AC repair, heat pumps, and 24/7 emergency service across all Toronto neighbourhoods. Lennox Authorized Dealer · TSSA Licensed · Fully Insured.
Serving Toronto Since 1999
HVAC Service Built for Toronto Homes
Toronto is Canada's largest city — a diverse metropolis with housing ranging from Victorian semis in Cabbagetown and Leslieville to glass condos in the Entertainment District and family homes in the Beaches and Swansea. Global Comfort Air has been serving Toronto homeowners for over 25 years.
Whether you need a new Lennox furnace for a Leslieville semi, a ductless mini-split for a King West condo, or emergency AC repair in the Beaches, our TSSA-licensed technicians are ready to help — fast and professionally.
What We Do
Complete HVAC Services in Toronto
Every service backed by Lennox factory warranties, TSSA-licensed technicians, and 25+ years of local expertise.
Furnace Installation & Repair
High-efficiency Lennox furnace installations, same-day repairs, and annual tune-ups for Toronto homes — from Victorian semis to modern condos.
Learn more
Air Conditioning
Central AC and ductless mini-split installation, repair, and maintenance for Toronto's diverse housing stock — including condos without ductwork.
Learn more
Heat Pumps
Year-round comfort with energy-efficient heat pump systems — eligible for Canada Greener Homes and Enbridge rebates for Toronto homeowners.
Learn more
Humidifiers & Air Quality
Whole-home humidifiers and air purifiers to combat Toronto's dry winters and improve indoor air quality in your home or condo.
Learn more
24/7 Emergency Service
Emergency heating and cooling service across all Toronto neighbourhoods — nights, weekends, and holidays. We respond fast.
Learn more
Preventive Maintenance
Annual HVAC maintenance plans to keep your system running efficiently and avoid costly breakdowns throughout the year.
Learn more
Save Up to $10,000+
Toronto Homeowners:
Don't Leave Rebates on the Table
We handle all the paperwork — you collect the savings.
Claim Your RebatesWhy Toronto Chooses Us
The Global Comfort Air Difference
Toronto Neighbourhood Expertise
We know every Toronto neighbourhood — from the Victorian homes of Cabbagetown to the new builds of Liberty Village. We tailor every HVAC solution to your specific home type.
Lennox Authorized Dealer
Access to the full Lennox product lineup with factory warranties and exclusive dealer pricing unavailable at big-box stores.
TSSA Licensed Technicians
Every technician is TSSA licensed and WSIB covered — fully qualified to work on gas appliances in Ontario.
24/7 Emergency Response
No heat in January? No AC in July? Our emergency line is answered around the clock, every day of the year across Toronto.
Rebate Assistance
We handle the paperwork for Canada Greener Homes, Enbridge, and Ontario rebate programs — Toronto homeowners often save $1,000–$5,000+.
5,000+ GTA Installations
Over 25 years and 5,000+ installations across the GTA — our track record speaks for itself.
Local Coverage
Toronto Communities We Serve
Customer Reviews
What Toronto Homeowners Say
“Global Comfort Air replaced our 20-year-old furnace in our Leslieville semi. The team was careful, professional, and the new Lennox system is incredibly efficient. Excellent service.”
“Emergency AC repair on the hottest day of the summer — they arrived within 2 hours and fixed the problem quickly. Fair pricing and excellent service. Will definitely call again.”
“Installed a Lennox heat pump system in our older Toronto home. The team was knowledgeable, handled the rebate paperwork, and the installation was clean and professional.”
Common Questions
HVAC Questions from Toronto Homeowners
1How much does furnace installation cost in Toronto?
Furnace installation in Toronto typically ranges from $2,500 to $5,500 depending on the efficiency rating (80–99% AFUE), unit size, and installation complexity. After Enbridge Gas rebates of up to $1,000, net costs are often lower. Global Comfort Air provides free in-home estimates with no obligation.
2How quickly can you respond to a heating emergency in Toronto?
We aim to respond to emergency heating and cooling calls in Toronto within 2–4 hours. Our dispatch team is available 24/7 including weekends and holidays — because HVAC emergencies don't wait for business hours.
3What rebates are available for HVAC upgrades in Toronto?
Toronto homeowners may qualify for Canada Greener Homes grants (up to $5,600), Enbridge Gas rebates of up to $1,000 for high-efficiency furnaces, and Ontario Home Efficiency Rebate Plus incentives for heat pumps. Global Comfort Air handles all rebate paperwork on your behalf.
4What warranty do I get on a new HVAC system installed in Toronto?
Lennox equipment installed by Global Comfort Air comes with a 10-year parts warranty and a 10-year heat exchanger warranty when registered within 60 days. We also provide a 1-year labour warranty on all installations. Extended warranty options are available.
5How long does furnace or AC installation take in Toronto?
A standard furnace or AC replacement in Toronto typically takes 4–6 hours. A full system replacement (furnace + AC) usually takes one full day. We work efficiently to minimize disruption and leave your home clean.
6Do you service condos and older homes in Toronto?
Yes — we service all Toronto property types including condos, Victorian semis, bungalows, and detached homes. We have extensive experience with ductless mini-splits for condos and with the unique challenges of older Toronto homes including oil-to-gas conversions.
Also Serving
All GTA & Southern Ontario Service Areas
Ready for Reliable HVAC Service in Toronto?
Call us today for a free in-home estimate or book online. Same-day and emergency appointments available across Toronto.