| 552A Standard Features SEER of 12.0 with specified Bryant equipment Puron Refrigerant Environmentally sound refrigerant Duraguard Coil Guard ProtectionAeroQuiet System Quieter than all competitor models Reliability Features Puron liquid-line filter drier High-pressure switch Low-pressure switch Puron Check-Flo-RaterŽ piston External brass back seating service valves with sweat connections Copper tube aluminum fin coil Limited Warranty 1-year parts only warranty on all parts |