The PPH3SF convertible footprint packaged heat pump provides extra-high-efficiency 16-SEER, 8.2-HSPF performance. This unit is ENERGY STAR listed and features flexible installation - it can be installed on either a roof or the ground. The two-stage compressor and 16-speed blower motor help reduce hot and cold spots. Maytag heating and air conditioning products provide premier home comfort alongside an exceptional warranty - 12 year all parts when your unit is registered.