Lennox G43 Merit® Series Gas Furnace

Quiet Operation

• Efficiency rating of up to 92.1% AFUE – Can save you hundreds of dollars each year, compared to standard furnaces
• ENERGY STAR® Qualified - Meets or exceeds EPA guidelines for energy efficiency

• 20-Year Limited Warranty on heat exchanger
• 5-Year Limited Warranty on covered components

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Lennox G61 Elite® Series Gas Furnace

Quiet Operation

• Fully insulated – Ensures quiet, efficient operation
• Two-stage heating with continuous fan operation – Makes the G61 gas furnace much quieter than standard single-stage furnaces

• Two-stage operation – Runs at low speed 80% of the time, which minimizes the up-and-down temperature changes associated with standard furnaces
• Low-speed fan – Provides a consistent, continuous flow of warm air

• Efficiency rating 94.1% AFUE – Can save you hundreds of dollars each year, compared to standard furnaces
• ENERGY STAR® Qualified - This product has earned the ENERGY STAR label, which means it meets the EPA's guidelines for energy efficiency

• SureLight® Ignition delivers starting reliability
• Multi-position models
• Lifetime Limited Warranty on heat exchanger
• 5-Year limited warranty on covered components

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Lennox G61V Variable Speed Gas Furnace

Quiet Operation

• SilentComfort™ technology delivers the ultimate in quiet, consistent heating
• Fully insulated cabinet - Special sound-absorbing insulation further reduces sound levels

• Two-stage, variable speed operation runs at low speed 80% of the time, which minimizes the up-and-down temperature changes associated with standard furnaces
• Enhanced humidity control runs at different speeds to precisely control the flow of heated and cooled air throughout your home
• Low-speed fan provides a consistent, continuous flow of warm air

• Efficiency ratings of up to 94.6% AFUE can save you hundreds of dollars each year, compared to standard furnaces
• Energy Star® -qualified meets or exceeds EPA guidelines for energy efficiency

• Advanced engineering includes the most innovative and reliable features available
• Limited lifetime warranty on heat exchanger
• 5-Year limited warranty on covered components

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Lennox G71P Variable-Capacity Gas Furnace

Quiet Operation

• SilentComfort™ technology - Delivers the ultimate in quiet, consistent heating
• Variable Speed Blower Motor - Ramps up and down slowly so there's no sudden, noisy blast of air at start-up
Fully Insulated Cabient -Patented noise-reducing construction further minimizes operating sound to an industry leading low level

Home Comfort

• Precise Comfort™ technology - Automatically adjusts heat and airflow capacity in increments as small as 1% for the ultimate in temperature control
• AirFlex™ technology - Offers custom settings which can be selected to meet each home's specific year-round comfort requirements
• Zoning - Compatible Design - Works with Lennox' Harmony III™ zoning system to deliver the right amount of comfort for up to four zones
• Variable Speed Blower Motor - Provides a quiet, consistent flow of air for enhanced temperature and humidity control
• Variable-Capacity Operation -Goes beyond typical low and high two-stage operation, varying output from 40% to 100%

Energy Efficiency

• Efficiency rating of 95% AFUE - Can save you hundreds of dollars each year, compared to standard furnaces
• Energy Star® qualified – Meets or exceeds EPA guidelines for energy efficiency
• Variable Speed Inducer - Automatically adjusts to match the system requirements, maintaining balanced combustion and efficiency
• Dual-fuel Capability — Can be combined with an electric heat pump to enhance comfort and fuel efficiency by alternating between electric and gas heat, optimizing energy use and minimizing heating costs

Reliable Performance

• Duralok Plus® Heat Exchanger - Made of patented ArmorTuf™ steel to ensure high reliability and efficiency
• SureLight® Igniter - Silicone nitride construction ensures long product life and reliable operation
• SureLight® Control Board - Direct-readout diagnostics allow simple, quick troubleshooting
• Limited Lifetime Warranty on heat exchanger
• 10-Year Limited Warranty on covered components

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