Evolution Series Central Air Conditioner (Best)

Energy Efficiency

Quiet Level

Durability

- Up to 20 SEER
- Sound as low as 68 dB (quiet as a vacuum)
- Superior humidity control
- Improved indoor air quality
- Two-stage operation for maximum comfort
- Evolution® Control for ultimate perfor
- AeroQuiet™ System II
- DuraGuard™ Plus system
- Enhanced diagnostics with Evolution control
- Environmentally-sound Puron® refrigera
- 10-year parts limited warranty upon registra
Evolution Series Central Air Conditioner (Better)

Energy Efficiency

Quiet Level

Durability

- Up to 20 SEER
- Sound as low as 70 dB (quiet as a vacuum)
- Superior humidity control
- Improved indoor air quality
- 2-stage operation for maximum comfort
- Evolution® Control for ultimate performance
- AeroQuiet™ System II
- DuraGuard™ Plus system
- Up to 23 diagnostic checkpoints
- Environmentally sound Puron® refrigerant
- 10-year parts limited warranty upon registration (180A)
- 10-year parts limited warranty upon registration (187A)
Preferred™ Series Central Air Conditioner (Good)

Energy Efficiency

Quiet Level

Durability

- Up to 18 SEER
- Sound as low as 66 dB (quiet as a vacuum)
- DuraGuard™ Plus system
- AeroQuiet™ System II
- Environmentally-sound Puron® refrigerant
- 10-year parts limited warranty upon registration






