Allegiance® 18
Our top-of-the-line choice for efficiency and cool, quiet comfort.

Key Benefits:
  • Significantly surpasses government efficiency standards, helping you save up to 56% on your energy bills while reducing greenhouse gas emissions*
  • Contains two compressors that provide two-stage cooling, running at an energy-saving 50% capacity most of the time, which may help lower your cooling bills*
  • Runs quietly and keeps temperature even from room to room with its variable speed fan motor
  • Removes unwanted humidity from the air, leaving you feeling cooler and more comfortable
  • Provides more efficient and reliable cooling, thanks to durable woven Spine Fin™ coil and dual Duration™ compressors
  • Rust-resistant coating, screws and basepan protect system from the elements

    *Potential energy savings may vary depending on your lifestyle, system settings, equipment maintenance, local climate, home construction and installation of equipment and duct system.

Allegiance® 16
Generous two-step cooling and incredible energy efficiency

Key Benefits:
  • Surpasses government efficiency standards, helping you save up to 50% on your energy bills while reducing greenhouse gas emissions*
  • Contains a two-step Duration™ compressor with two-stage cooling which runs at 70% capacity most of the time, and steps up to the second stage on the hottest days*
  • So quiet, you barely notice it's running
  • Provides more efficient and reliable cooling, thanks to durable single-row Spine Fin™ coil
  • Rust-resistant coating, screws and basepan protect system from the elements

    *Potential energy savings may vary depending on your lifestyle, system settings, equipment maintenance, local climate, home construction and installation of equipment and duct system.
Allegiance® 15
Our most economical single-stage air conditioner.

Key Benefits:
  • Surpasses government efficiency standards, helping you save up to 47% on your energy bills while reducing greenhouse gas emissions*
  • Keeps operating noise to a minimum, even on the hottest days
  • Provides more efficient and reliable cooling, thanks to its single-row Spine Fin™ coil and durable
  • Duration™ compressor
  • Rust-resistant coating, screws and basepan protect system from the elements

*Potential energy savings may vary depending on your lifestyle, system settings, equipment maintenance, local climate, home construction and installation of equipment and duct system.

Allegiance® 14
Impressive comfort and energy savings.

Key Benefits:

  • Provides two-stage heating, running at an energy-saving 65% capacity more than 80% of the time, which reduces temperature swings and may help lower your heating bills*
  • Converts up to 96.7% of the fuel you pay for into heat for your home
  • Significantly surpasses government efficiency standards, helping you save on your energy bills while reducing greenhouse gas emissions*
  • Qualifies for a possible federal energy tax credit**
  • Runs quietly and evenly distributes warm air to every room with its variable speed fan motor
  • In the summer, Comfort-R™ helps keep your home cooler by reducing indoor humidity
  • Its heavy steel insulated cabinet is durable, quiet, and holds more heat in the furnace to better warm your home

*Potential energy savings may vary depending on your lifestyle, system settings, equipment maintenance, local climate, home construction and installation of equipment and duct system.