Product Specifications

Feature
Lennox SL280NV Variable-Speed, Ultra-Low Emissions Gas Furnace

SL280NV Variable-Speed, Ultra-Low Emissions Gas Furnace

Rating
Rating
Energy Efficiency
Energy Efficiency Up to 80% AFUE
Stages of Heating
Stages of Heating Two-Stage
Quiet Operation
Quiet Operation SilentComfort™ Technology and Sound Absorbing Insulation
Motor
Motor Variable Speed
Enhanced Humidity Control
Enhanced Humidity Control Yes: Enhanced Humidity Control
Blower Compartment
Blower Compartment Insulated
Air Filter and Humidifier Compatible
Air Filter and Humidifier Compatible Yes: Air Filter and Humidifier Compatible
Ultra-Low Continuous Fan
Ultra-Low Continuous Fan Yes: Ultra-Low Continuous Fan
Dual-Fuel Capable
Dual-Fuel Capable Yes: Dual-Fuel Capable
Ignition
Ignition SureLight® Silicon Nitride Ignitor
Parts Warranty
Parts Warranty All Dave Lennox Signature® Collection models come with a 10-Year Limited Warranty on covered components. Furnace heat exchangers offer either 20-Year or Lifetime Limited Warranties. For more information, visit www.Lennox.com/WarrantyYourWay.
Heat Exchanger Warranty
Heat Exchanger Warranty 20-Year Limited Warranty
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