Energy Savings Calculator
See how much you could save by upgrading to a high-efficiency Lennox system. Results update in real time directly from Lennox.
Lennox Energy Savings Calculator
Live — updates automatically with Lennox
Calculator provided by Lennox International. Results are estimates and may vary. Contact us for a personalised assessment.
Why Upgrade to a High-Efficiency System?
Modern Lennox systems can cut your heating and cooling costs significantly while improving comfort year-round.
Lower Energy Bills
High-AFUE furnaces and SEER-rated AC units use significantly less energy than older equipment.
Reduced Carbon Footprint
ENERGY STAR certified Lennox systems help reduce greenhouse gas emissions for a greener home.
Ontario Rebates Available
Qualify for Canada Greener Homes and Enbridge rebates when upgrading to eligible high-efficiency equipment.
Accurate Estimates
The Lennox calculator uses your current system specs and local energy rates for realistic projections.
Free In-Home Assessment
Our comfort advisors will review your home and recommend the right system for maximum savings.
Flexible Financing
Upgrade now and pay over time with Lennox financing options available through Global Comfort Air.
Ready to Start Saving?
Call us or book a free estimate — our team will help you choose the right Lennox system and maximise your rebates.