Products - Furnaces
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G43 Gas Furnace
Energy Efficiency
ENERGY STAR-qualified
Up to 92.1% AFUE energy effiency
Quality Components
Heat exchanger made from high quality ArmorTurf™ aluminized steel
Built to Last
20-Year Limited Warranty on heat exchanger
5-year limited warranty on ignition control and covered components
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G61V Gas Furnace
Duralock Plus® Heat Exchanger
Made of patented ArmorTurf™ steel, allows furance to reach super-high efficiency levels.
Two-Stage Gas Valve
Quietly adjusts the amount of gas to accommodate two levels of heating for better temperature control.
Special Sound-Absorbing Insulation
Further reduces sound for quiet operation.
Variable Speed Motor
Super-efficient motor quietly controls flow of air for added humidity control, indoor air quality and comfort.
SureLight® Control Board
Controls furance operation to ensure high reliability and efficiency.
Durable Steel Cabinet
Made to last with an attractive, high-quality textured paint finish. |
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G61 Two-Stage, High-Efficiency Gas Furnace
Duralock Plus® Heat Exchanger
Made of high-quality, patented ArmorTurf™ aluminized steel. Life-tested to 2-1/2 times agency requirements (ANSI Standard Z21.47) for ling life and durability.
Secondary Heat Exchanger
Improves efficiency by capturing additional heat.
Two-Stage Heating
Provides two levels of heat output for greater temperature control.
Continuous Low-Speed Fan
Slowly circulates air for improved comfort and air quality.
SureLight® Control Board
Ensures reliable and efficient operation.
SureLight® Igniter
Reduces sound for quieter operation.
Insulated Blower Compartment
Minimizes operating sounds.
Durable Steel Cabinet
Built to last and coated with high-quality, textured-paint finish. |
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G71MPP Variable-Capacity Gas Furnace
Precise Comfort™ technology
Automatically adjusts fan speed, 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
Secondary heat exchanger
Allows the furnace to achieve high efficiency levels by capturing additional heat
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%
EnergyEfficiency
Efficiency rating of 95% AFUE on all models, all positions—can save you hundreds of dollars each year, compared to standard furnaces |
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