Standard Features - R-410A chlorine-free refrigerant - High-efficiency compressor - Factory-installed liquid line filter drier - Copper tube / aluminum fin coil - Brass liquid & suction line valves - High-pressure switch - Louvered sound control top for quiet operation - Contactor with lug connection - AHRI certified; ETL listed This air conditioning system will provide your home with dependable, cool comfort for many years. It's designed for a value-conscious homeowner who appreciates the energy savings possible with a new central air conditioner.