• Up to 96.7% AFUE heating efficiency
  • Two-stages of heat for economical operation
  • Variable-speed, high-efficiency, ECM blower motor enhances comfort
  • Ideal Humidity System® technology capable to aid heat pump or air conditioner summer dehumidification
  • SmartEvap™ technology works in concert with your cooling system to aid summer dehumidification
  • ComfortFan™ technology allows fan-speed choices in "Constant ON" mode1
  • Comfort Heat Technology ® feature intelligently stages heating cycles to reduce temperature swings and improve efficiency
  • Fully insulated cabinet
  • Advanced temperature control
  • 10-year parts limited warranty2
  • Lifetime heat exchanger limited warranty3

Performance Series

SKU: 126351351935

    • Up to 96.7% AFUE
    • Select sizes meet ENERGY STAR® qualifications


    • Low stage operation up to 90% of time for quiet, energy-efficient operation
    • Allows choices of "constant ON" fan speed operation1
    • Hybrid Heat® compatible
    • Year-round humidity management when installed as part of complete Performance system with humidifier
    • Can help boost cooling SEER efficiency when matched with appropriate cooling system components


    • Two-stage gas valve
    • Variable-speed, ECM blower motor
    • Pilot-free, hot surface PowerHeatTM ignition
    • Two-speed inducer motor
    • Aluminized steel clamshell-style primary heat exchanger
    • Stainless steel fin-and-tube design secondary heat exchanger
    • Sound reduction: fully insulated cabinet and QuieTech™ noise reduction
    • Recommended controls: Performance™ Edge® relative humidity or ComfortZoneTM II thermostats


    • 40,000-120,000 Btu/h


    • Flexible installation: upflow, downflow or horizontal
    • Versatile venting for tight-fit applications


    • 115 V
    • .5" gas connection
    • Convertible to Liquid Propane (LP)


    • 20-gauge, galvanized steel with appliance finish
    • Baked on urethane base coat and polyester top coat paint in taupe metallic
    • Dimensions in upflow position: 35"H x width varies by size: 14.2-24.5" x 30"D