59SP5 Performance™ Boost 90 Gas Furnace

The Carrier Performance™ Boost 90 Gas Furnace has a multi-speed blower motor for enhanced heating efficiency, and SEER levels of matched cooling systems for year-round energy efficiency improvements. This furnace offers many features to deliver a comfortable environment for your Cincinnati area home.


  • 10-year limited parts warranty
  • Lifetime limited heat exchanger warranty
  • Optional labor warranty
  • Up to 96.5% AFUE
  • Single-stage heating
  • SmartEvap™ technology enhances summer dehumidification
  • ComfortFan™ technology delivers choice in fan speed operation in Constant On mode
  • Cabinet is fully insulated for noise reduction


  • Upflow, downflow, or horizontal installation configurations
  • Upflow dimensions: 35” H x 14.2 to 24.5” W x 30” D
  • Versatile venting needs
  • 115V
  • .5” gas connection
  • Liquid Propane conversion available
  • ENERGY STAR® rated
  • Hybrid Heat compatibility
  • Multi-speed, high-efficiency ECM blower motor
  • Single-stage gas valve
  • Fixed-speed inducer motor
  • Clamshell primary heat exchanger made from aluminized steel
  • Fin-and-tube stainless steel secondary heat exchanger
  • QuieTech™ noise reduction technology
  • 26,000 to 120,000 Btu/h capacities available
  • Cabinet made from 20-gauge galvanized steel
  • Urethane base with polyester top coat paint
  • Taupe metallic finish

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Who Is MAX?

Max is an important part of our team. He is more than just a cartoon character. Max represents our commitment to quality work, craftsmanship, pride, and our passion to serve our clients and community. We celebrate this mentality through Max because these are the values that drive us to be the area’s most complete and comprehensive home service company. So, now when you see Max, you’ll know the story behind the man with the mustache!