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Economical High Efficienty Gas Furnaces
Lennox® furnaces have efficiency ratings all the way up to an industry-leading 98.2% AFUE. And many are ENERGY STAR® qualified, which means you can significantly lower your utility bills, compared to older or conventional models. Now, get Government Rebates up to $1140.00 on selected models.
Aire-Flo 95AF Gas Furnace
Features:
- Up to 95.0% AFUE
- ENERGY STAR® qualified
- New. Smaller size for greater flexibility.
- Heating size range 40,000-100,000 Btuh
- 1-1/2 to 5-ton cooling capacity
- Aluminized steel heat exchanger with 20-year limited warranty; 5-year limited warranty on components
- This product may be eligible for valuable 10-year Limited Extended Warranty coverage. Click here for details.
- Upflow/horizontal models available
- Fused low-voltage circuit protection
- Convertible to LP gas applications
- Certified to ANSI and CSA standards
AF95 Gas Furnace BrochureAire-Flo 92AF Gas Furnace
Features:
- Up to 92.1% AFUE
- ENERGY STAR® qualified
- New. Smaller size for greater flexibility.
- Heating size range 45,000-125,000 Btuh
- 1-1/2 to 5-ton cooling capacity
- Aluminized steel heat exchanger with 20-year limited warranty; 5-year limited warranty on components (see warranty certificate for details)
- This product may be eligible for valuable 10-year Limited Extended Warranty coverage. Click here for details.
- Upflow/horizontal, counterflow models
- fused low-voltage circuit protection
- Convertible to LP gas applications
- Certified to ANSI and CSA standards
Aire-Flo 4AC13L - 13 SEER Air Conditioner
Features:
- 13 SEER efficiency
- Installed From Just $1 Per Day - Apply Now
- Uses non-ozone-depleting R-410A refrigerant
- Compressor motor designed for quiet, reliable and efficient operation
- Corrosion-resistant cabinet made with strong, heavy-gauge pre-painted steel
- Tested for leaks and proper operation at the factory to ensure faultless performance
- Precision-balanced, direct-drive fan sends hot air and noise up and away from your home
- Condenser coil and fan system designed with copper tubes and louvered fins for maximum heat transfer capability
- 5-year limited warranty on compressor and remaining components
- This product is eligible for valuable 10-year Limited Extended Warranty coverage.
Aire-Flo 4AC14L - 14 SEER Air Conditioner
Features:
- Rebate Qualified Up to 14.5 SEER efficiency
- Installed From Just $1.40 Per Day - Apply Now
- Uses non-ozone-depleting R-410A refrigerant
- Compressor motor designed for quiet, reliable and efficient operation
- Corrosion-resistant cabinet made with strong, heavy-gauge pre-painted steel
- Tested for leaks and proper operation at the factory to ensure faultless performance
- Precision-balanced, direct-drive fan sends hot air and noise up and away from your home
- Condenser coil and fan system designed with copper tubes and louvered fins for maximum heat transfer capability
- 5-year limited warranty on compressor and remaining components
- This product is eligible for valuable 10-year Limited Extended Warranty coverage.
Lennox Gas Furnaces:
G61 2-Stage High-Efficiency Gas Furnace
Two-Stage, high-efficiency heating
Elite® Series
Two levels of heating allow you to enjoy higher levels of comfort and efficiency. Unlike typical single-stage furnaces that operate at only one speed—full capacity—the G61 adjusts heating output to keep you warm, while reducing your energy costs.
See More: G61 Two-Stage Gas Furnace
EL195 Single-Stage High-Efficiency Gas Furnace
High-efficiency, high-comfort heating
Elite® Series
Maximum energy savings and comfort are yours with the EL195 furnace. A low-speed fan efficiently and quietly controls the flow of air, which means you can stay warm for less.
See More: EL195 Single-Stage Gas Furnace
EL195-E Single-Stage High-Efficiency Gas Furnace ECM
High-efficiency, variable speed Single-Stage ECM Gas furnace
Elite® Series
The G61V uses a variable speed motor that reduces electrical use by two-thirds, compared to a standard motor. Plus, two stages of heating minimize temperature swings, so you can save on utility bills without sacrificing comfort.
See More: EL195-E Single-Stage ECM Gas Furnace
ML193 Single-Stage High-Efficiency Gas Furnace
High-Efficiency Single-Stage, Gas Furnace
Merit® Series
Economical, high-efficiency gas furnace
Built for high reliability and efficiency, the ML193 keeps your home warm and cozy even on the coldest winter days, while helping you save money every month on your utility bills.
See More: ML193 Single-Stage Gas Furnace
Lennox® innovation, at your command.
Lennox home comfort controls put you in total command of your HVAC system. Programmable thermostats help you get the most out of your heating and air-conditioning system. For room-by-room control, a variety of zoning systems are available.
icomfort Touch® Touchscreen Thermostat
So simple. So smart. So comfortable.® 
Sophisticated yet easy to use, the icomfort Touch® thermostat synchronizes our most advanced heating and cooling products to meet your specific comfort needs. The result is the highest level of comfort and innovation Lennox has to offer.
More About The
Lennox iComfort Thermostat
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Lennox Thermostats
ComfortSenseŽ 7000 Series Touchscreen Thermostat
Lennox' most flexible thermostat solution 
The ComfortSense® 7000 thermostat puts you in touch with ideal temperature control, day and night. A large touchscreen with flexible programming options allows you to easily create a schedule that makes sense for your lifestyle and saves energy.
More About The
Lennox Comfort Sense 7000 Thermostat
Harmony III™ Zoning System
Customized comfort for every corner of the room
Working with your heating and cooling system, the Harmony III™ system brings balance to your home environment. By directing airflow only to desired areas (up to four zones), it gives you ultimate comfort and control.
More About The
Lennox Harmony III Zoning System
Cleaner air for a healthier home.
There’s no place—and no feeling—like a healthy home. It’s where you can relax in perfect comfort, without thinking twice about breathing in pollutants. So how can you make your home healthy? Look no further than our selection of Healthy Climate® solutions.
PureAir® Air Purification System
Cleans the air in your home better than any other single system you can buy 
Your best defense against poor indoor air quality, The PureAir® system uses exclusive UVA-light technology to attack all three classes of indoor air contaminants–particles, mold/mildew/bacteria and odors/chemical vapors. It not only reduces, but also destroys ozone, a known lung irritant.
More About The
Lennox Pure Air System
See More Indoor Air Quality Solutions
Healthy Climate Heat Recovery Ventilator (HRV)
Lennox' most flexible thermostat solution 
Effective ventilation for colder climates
An ideal solution for tightly sealed homes, an HRV system exchanges stale air from inside with fresher outdoor air. To ensure absolute comfort, the system captures heat from contaminated air before it is moved outdoors.
More About
Healthy Climate Ventilation
See More Ventilation Solutions
Harmony III™ Zoning System
Customized comfort for every corner of the room
Working with your heating and cooling system, the Harmony III™ system brings balance to your home environment. By directing airflow only to desired areas (up to four zones), it gives you ultimate comfort and control.
More About The
Lennox Harmony III Zoning System
Home Heating:
Gas Furnaces
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The most efficient and quietest single-stage air conditioner you can buy