Lennox ML297
Merit Series Gas Furnace
97% AFUE at Merit Series pricing — high-efficiency two-stage heating without the premium cost.
IL License #2183457 · D's Air & Heating, Inc. · Chicago, IL
Model Specifications
Key Features
- 97% AFUE — maximum efficiency at Merit pricing
- Two-stage operation for improved comfort
- Multi-speed ECM blower
- PVC two-pipe venting
- Compatible with standard and smart thermostats
- 20-year heat exchanger / 5-year parts warranty
About the Lennox ML297
The Lennox ML297 delivers 97% AFUE efficiency with two-stage operation in the Merit Series lineup. It's the smart choice for Chicago homeowners who want maximum efficiency without paying for Elite or Signature features they don't need.
D's Air & Heating, Inc. installs the ML297 with full permits, two-pipe PVC venting, and warranty registration. No contracts required — ever.
Recommended Add-Ons
Lennox iComfort M30 Smart Thermostat
Affordable Wi-Fi thermostat compatible with ML297
Lennox Healthy Climate Bypass Humidifier
Whole-home humidity control
Lennox Healthy Climate Media Air Cleaner
Whole-home filtration upgrade
Maintenance Agreement — 15% Off
Annual tune-up + priority service + 15% off repairs
What Chicago Homeowners Say
97% AFUE without the premium price
The ML297 gives us the same efficiency as the high-end units at a price we could afford. Great value.
Tamara H. — Humboldt Park
Gas bill dropped noticeably
First winter with the ML297 and our gas bill is significantly lower. D's Air did a great job.
Andre M. — Logan Square
Honest and professional
Darryl recommended the ML297 as the best value for our situation. He was right.
Keisha W. — Garfield Park
D's Air Service Call Policy
Ready for 97% AFUE at Merit Series Pricing?
D's Air & Heating, Inc. · (773) 940-0965 · [email protected] · IL License #2183457