The YORK® PHG6 Single-stage, Dual-fuel, Packaged Heat Pump combines cooling with the flexibility of two efficient heating fuel sources into one unit. This ENERGY STAR® rated equipment offers 16 SEER/8.2 HSPF heat pump efficiency and 81% AFUE gas heating efficiency. It’s the perfect residential packaged equipment, and it can switch to the most efficient heat source based on temperature. With a variety of tonnage options, your YORK® Contractor can match a model exactly to your needs.