Lennox Furnace Buyers Guide

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For more than 125 years, Lennox has stood for innovation, dependability and reliability in heating and cooling equipment. We’re proud to continue this tradition with products and technologies that offer better energy efficiencies, greater convenience and more comfort than ever before.

BEST

Dave Lennox Signature® Collection - SL280V Furnace

While most furnaces are either off or on, the SL280V can actually deliver two different levels of heat based on how cold it is outside. This lets it fine-tune fuel use to carefully match your comfort, keeping your home warm and energy-smart.

Dave Lennox Signature® Collection - SL280V Furnace

  • Energy Efficiency: 80% AFUE
  • Stages of Heating: Two-Stage
  • Quiet Operation: SilentComfort™ Technology and Sound Absorbing Insulation
  • Motor: Variable Speed
  • Enhanced Humidity Control: Yes
  • Blower Compartment: Insulated
  • Air Filter and Humidifier Compatible: Yes
  • Ultra-Low Continuous Fan: Yes
  • Ignition: SureLight® Silicon Nitride Ignitor
  • Parts Warranty: 10-Year Limited Warranty on covered components
  • Heat Exchanger Warranty: 20-Year Limited Warranty

BETTER

Elite Series - EL180E Furnace

The EL180E’s Power Saver™ motor is designed to operate at constant torque and maintain a consistent flow of air. This helps keep temperatures inside your home comfortable, even as the weather outside changes. It also helps eliminate loud startup sounds.

Elite Series - EL180E Furnace

  • Energy Efficiency: 80% AFUE
  • Stages of Heating: Single-Stage
  • Quiet Operation: Steel Cabinet with Sound Absorbing Insulation
  • Motor: Power Saver™ Constant Torque
  • Blower Compartment: Insulated
  • Air Filter and Humidifier Compatible: Yes
  • Ultra-Low Continuous Fan: Yes
  • Ignition: SureLight® Silicon Nitride Ignitor
  • Parts Warranty: 5-Year Limited Warranty on covered components. This product may be eligible for valuable 10-Year Limited Extended Warranty coverage with product registration.
  • Heat Exchanger Warranty: 20-Year Limited Warranty

GOOD

Merit Series - ML180 Furnace

An AFUE of 80% means 80 cents of every dollar spent on gas goes directly toward heating your home. That can mean potential savings of hundreds of dollars per year when compared to an older furnace.

Merit Series - ML180 Furnace

  • Energy Efficiency: 80% AFUE
  • Stages of Heating: Single-Stage
  • Quiet Operation: Steel Cabinet
  • Motor: PSC
  • Blower Compartment: Sealed
  • Air Filter and Humidifier Compatible: Yes
  • Ignition: SureLight® Hot Surface Igniter
  • Parts Warranty: 5-Year Limited Warranty on covered components. This product may be eligible for valuable 10-Year Limited Extended Warranty coverage with product registration.
  • Heat Exchanger Warranty: 20-Year Limited Warranty

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