- Up to 98% AFUE in upflow and horizontal positions
- Up to 96.7% AFUE in downflow
- Modulating heating operation (40% – 100% capacity)
- ION™ Communicating Control System
- Variable-speed, constant airflow ECM blower motor
- Supports single, two-stage and variable cooling units
- Stainless steel secondary heat exchanger
- High temperature limit control designed to prevent overheating
- Direct ignition with Silicon Nitride ignitor
- Operates at quieter, lower heating rates
- Variable speed induced draft combustion blower
- Variable speed, constant airflow, communicating ECM blower motor
- Insulated steel cabinet
- Direct vent (2-pipe) or ventilated combustion air
- 24 VAC humidifier terminal
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$25 OFF AC REPAIR & $89 MAINTENANCE