Furnaces

You Are Here: Home / Residential / Furnaces

Best

SLP98 Gas Furnace

  • Efficiency rating of 98% AFUE on all models, all positions—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
  • 20-Year Limited Warranty on heat exchanger
  • 5-Year Limited Warranty on covered components

Better

SL195 Gas Furnace

  • Efficiency rating of 95% AFUE—can save you hundreds of dollars each year, compared to standard furnaces
  • Fully insulated cabinet—ensures quiet, efficient operation
  • Two-stage operation—runs at low speed 80% of the time, which minimizes the up-and-down temperature changes associated with standard furnaces
  • 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
  • 20-Year Limited Warranty on heat exchanger
  • 5-Year Limited Warranty on covered components

Good

ML180 Gas Furnace

  • Efficiency rating of 80% AFUE—can save you hundreds of dollars each year, compared to standard furnaces
  • Duralok Plus™ heat exchanger—made of high-quality, patented ArmourTuf aluminized steel
  • Hot surface igniter—controls furnace operation to ensure reliable, efficient performance
  • 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
  • 20-Year Limited Warranty on heat exchanger
  • 5-Year Limited Warranty on covered components

Value Furnaces

Aire-Flo

Aire-Flo and Lennox are both Lennox International brands that serve the residential Heating, Ventilation and Air Conditioning (HVAC) market. The Aire-Flo brand focuses on the value sector, where consumers look for quality and reliability in a product that is offered at an affordable price.

R11484

Features

Up to 95.0% AFUE
ENERGY STAR® qualified
Warranty:
20-year limited warranty
5-year limited warranty on components
Heating Capacity:
40,000-100,000 Btuh
1-1/2 to 5-ton cooling capacity

51930 

Features

80% AFUE
Warranty:
20-year limited warranty
5-year limited warranty on components
Heating Capacity:

50,000-125,000 Btuh

1-1/2 to 5-tons cooling capacity supported