Evolution Series Heat Pump

Puron® Refrigerant, Up to 19 SEER and 9.0 HSPF, Even temperatures, Up to 23 diagnostic checkpoints, Sound as low as 72 dB (quiet as a vacuum), 2 stage operation for maximum comfort, Evolution™ Control for ultimate performance, AeroQuiet™ System II to minimize noise, DuraGuard™ Plus system to protect your unit, 10-year compressor limited warranty; 5-year parts limited warranty



Preferred Series Heat Pump

Puron® Refrigerant or R-22 refrigerant Systems, Up to 15 SEER and 8.5 HSPF, Sound as low as 74 dB, AeroQuiet™ System II, DuraGuard™ Plus system, Filter drier for longer product life, 10-year compressor limited warranty; 5-year parts limited warranty



Legacy Line Heat Pump

Up to 8.5 HSPF and 14.5 SEER, Sound as low as 76 dB, DuraGuard™ protection, Steel louvered coil guard, Environmentally sound Puron® Refrigerant or R-22 refrigerant, 10-year limited compressor warranty and 5-year limited parts warranty