Heat Pumps

American Standard


Key Benefits:

  • Get greater control over energy costs with four stages of heating and two fuel choices.
  • Quietest performance on the market
  • Stylish, streamlined cabinet design
  • Removes unwanted humidity from the air, leaving you feeling cooler and more comfortable
  • Runs quietly and keeps temperature even from room to room with its variable speed blower motor
  • Quiet, efficient Vortica™ Advanced Airflow System improves airflow throughout your home
  • Two-stage Duration™ compressor provides two stages of heating and cooling for a higher level of efficiency than most single-compressor units, running at 70% capacity most of the time and stepping up to the second stage on the most extreme days.
  • Provides more efficient and reliable cooling, thanks to exclusive Spine Fin™ coil and Duration™ compressor
  • Reinforced all-steel cabinet with weather-beater top shrugs off the worst Mother Nature has to offer.

    *A 402, 802 or 803 American Standard Comfort Control is required for all 4DCZ6 dual fuel packaged units.



  • American Standard


    Key Benefits:

  • Get greater control over energy costs with three stages of heating and two fuel choices.
  • Quietest performance on the market
  • Stylish, streamlined cabinet design
  • Removes unwanted humidity from the air, leaving you feeling cooler and more comfortable
  • Runs quietly and keeps temperature even from room to room with its variable speed blower motor
  • Quiet, efficient Vortica™ Advanced Airflow System improves airflow throughout your home
  • Two-stage Duration™ compressor provides two stages of heating and cooling for a higher level of efficiency than most single-compressor units, running at 70% capacity most of the time and stepping up to the second stage on the most extreme days.
  • Provides more efficient and reliable cooling, thanks to exclusive Spine Fin™ coil and Duration™ compressor
  • Reinforced all-steel cabinet with weather-beater top shrugs off the worst Mother Nature has to offer.

    *A 402, 802 or 803 American Standard Comfort Control is required for all 4DCZ6 dual fuel packaged units.



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