Evolution® System Variable-Speed 90+% Efficiency Gas Furnace

Model Family: 987M
Annual Fuel Utilization Efficiency: Up to 98.3% AFUE
Energy Star Rated: ENERGY STAR®
Blower Motor: Variable-speed full-featured ECM
Gas Valve: Modulating
Fan Heating Operation: Modulating
Factory Warranty Parts: 10-year parts limited warranty upon registration
Heat Exchanger Warranty: Lifetime limited warranty
Sound Level: QuieTech™

Manufacturer's Stated Benefits:

  • Precise gas modulation with movements in 1% increments
  • Variable-speed blower allows unit to operate at lower speeds up to 90% of the time, ensuring consistent airflow and temperature.
  • Perfect HeatTM technology monitors changing conditions to adjust heating
  • Perfect HumidityTM technology removes up to 127% more moisture than a standard furnace
  • Fan On PlusTM technology

Preferred™ Series Variable-Speed 90+% Efficiency Gas Furnace

Model Family: 926T
Annual Fuel Utilization Efficiency: Up to 96.5% AFUE
Energy Star Rated: ENERGY STAR®
Blower Motor: Variable speed, high-efficiency ECM
Gas Valve: Two-stage
Fan Heating Operation: Two-stage operation
Factory Warranty Parts: 10-year parts limited warranty upon registration
Heat Exchanger Warranty: Lifetime limited warranty
Sound Level: QuieTech™

Manufacturer's Stated Benefits:

  • Enjoy the ultra-quiet performance and even-temperature comfort of variable speed air delivery. It's also the best choice for imp
  • Perfect Heat™ technology means consistent comfort by adjusting system operation to changing conditions
  • Perfect Humidity™ technology capability with appropriate control and equipment removes more moisture than a standard furna
  • Fan On Plus™ lets you choose the speed of continuous fan operation with a compatible control
  • Insulated cabinet for quieter operation

LegacyTM Series 95S Gas Furnace

Model Family: 915SA
Annual Fuel Utilization Efficiency: Up to 95% AFUE
Energy Star Rated: N/A
Blower Motor: Fixed-speed ECM
Gas Valve: Single-stage
Fan Heating Operation: Single- stage
Factory Warranty Parts: 10-year parts limited warranty when properly registered.
Heat Exchanger Warranty: Heat exchanger warranty: Primary - Lifetime / Secondary - 20 yr. Limited
Sound Level: QuieTech™

Manufacturer's Stated Benefits:

  • Fan On Plus™ technology lets you choose the speed of continuous fan operation with a compatible control
  • PerfectLight™ hot surface igniter eliminates gas-wasting pilot light
  • Insulated cabinet for quieter operation
  • Perfect LightTM igniter is one of the most reliable and robust available
  • Filter cabinet

Legacy™ Line Fixed-Speed 80% Efficiency Gas Furnace

Model Family: 310AAV
Annual Fuel Utilization Efficiency: 80% AFUE
Energy Star Rated: N/A
Blower Motor: Fixed speed
Gas Valve: Single-stage
Fan Heating Operation: Single-stage
Factory Warranty Parts: 10yr parts limited warranty
Heat Exchanger Warranty: 20yr heat exchanger limited warranty
Sound Level: QuieTech™

Manufacturer's Stated Benefits:

  • Pilot-freePerfectLight™ ignition
  • Insulated cabinet for quieter operation
  • Hybrid Heat® system capable
  • Filter cabinet