Key Benefits

• Automatically communicates and coordinates with your other system components via the AccuLink™ Communicating System*
• Charge Assist™ charging simplifies service and improves system refrigerant charge accuracy
• Among the highest efficiency in the industry, significantly surpassing government efficiency standards and helping you save up to 50% on your energy bills while reducing greenhouse gas emissions**
• Contains two compressors that provide two-stage heating and cooling, running at an energy-saving 50% capacity most of the time, which may help lower your heating and cooling bills*
• Runs quietly and keeps temperature even from room to room with its variable speed fan motor
• Heats and cools using an environmentally friendly refrigerant that’s ozone-safe.
• 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

*An American Standard 900 Series Comfort Control with communicating indoor unit is required for Heritage 20 communicating heat pumps.
**Potential energy savings may vary depending on your lifestyle, system settings, equipment maintenance, local climate, home construction and installation of equipment and duct system.

All Allegiance® and Heritage® products:

• 12-year limited warranty on Duration™ compressor *
• 10-year limited warranty on Spine Fin™ coil 
• 10-year limited warranty on all other parts *
• Optional extended warranties available for 10-year coverage on parts and labor

* Unit must be registered within 60 days to receive limited warranty