Low-speed fan—provides a consistent, continuous flow of warm air
Blower Size - 3 Ton
Heating Efficiency - 97% AFUE
Two-stage, gas valve—works with the variable speed motor to match furnace output to household heating needs
Get the Lennox 97% AFUE Furnace in just a few steps
Make an order
Our team will assist you in selecting a furnace for your needs. Simply choose from our selection, and we'll guide you through the process.
Arrival of a technician
After confirming the order, our technician will come to you at the appointed time to inspect your property and confirm all the details.
Delivery and installation work
When the inspection is completed, we will deliver the furnace, and our team will ensure it is installed properly for optimal performance.
Get a warranty
To guarantee long-term performance, we provide a warranty. Once it expires, our post-warranty assistance is available to help you out.
Why should you buy a 97 % Efficient Furnacefrom us?
9.7/10
215 reviews
4.9/5
1193 reviews
Ralph Benmergui
Mar 12, 2026
Adam and Tyler were efficient and a pleasure to have fix our problem. Superior got our hot water back by the next day, arriving first thing in the morning.
Kelsey Klassen
Jan 23, 2026
Ryan came to fix my furnace, he was very friendly and made it a fast repair! Would definitely hire them again!
Harish Menon
Feb 03, 2026
Happy with the furnace repair service from Superior HVAC Sarnia. The technician was knowledgeable, professional, and took the time to explain what caused the problem and how to avoid it in the future. My heating system has been working perfectly since.
Wyatt Kestrel
Apr 24, 2026
Excellent job! The technician was knowledgeable and explained everything clearly. My AC hasn’t worked this well in years.
Charlotte Chen
Jan 17, 2026
Superior HVAC was able to help me fix my furnace. I called and they arrived at the same day and diagnosed my furnace. I needed a gas value and they did the work later that night ! I highly recommend!
Mar 12, 2026
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