Aston Series Forced Air Units
Overall efficiency: 28 EER / 4.8 COP
The Aston Series is the most efficient GeoStar unit available. Each unit utilizes environmentally safe R-410A refrigerant and include Copeland Scroll™ compressors - the most durable and efficient compressor technology. Dual capacity operation provides the finest in comfort and energy savings. And with sophisticated and robust microprocessor controls, compressor monitoring, and today's best digital thermostats, the Aston Series sets the new industry benchmark.