| Performance | |||||||
| Efficiency AFUE | Up to 96.6 AFUE | Up to 95 AFUE | Up to 80 AFUE | Up to 93 AFUE | Up to 80 AFUE | Up to 95.5 AFUE | Up to 80 AFUE |
| Features | |||||||
| Evolution Control and/or Monitor System Remotely | |||||||
| PerfectHumidity® | |||||||
| Electrically Efficient Variable Speed Fan | |||||||
| TrueSense Dirty Filter Detection | |||||||
| PerfectHeat® Solution | |||||||
| Heat Exchanger | Everlastic | Everlastic | Aluminized Steel | Everlastic | Aluminized Steel | Everlastic | Aluminized Steel |
| Fan On Plus™ | |||||||
| Air Filtration Cabinet | |||||||
| Warranty | |||||||
| Heat Exchanger | Lifetime | Lifetime | 20 years | Lifetime | 20 years | Lifetime | 20 years |
| Parts | 5 years | 5 years | 5 years | 5 years | 5 years | 5 years | 5 years |