Description
High-Efficiency, Modulating Furnace
- 97% AFUE Efficiency
- Pro Series Systems
- Modulating Heating
- Comfort Sync Compatible
EHX™ Technology
Every Armstrong Air furnace is engineered and built with EHX Technology, a patented design that eliminates the hot spots that can shorten furnace life. EHX Technology makes heat exchangers more durable, and with its advanced airflow system, more air contacts the heat exchanger surface area for greater heat exchange, enhancing

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