Office facilities need an energy efficient HVAC system that provides a comfortable working environment. Geothermal systems are among the most energy efficient ways to heat and cool a building, especially buildings with a wide variety of spaces, such as classrooms, labs, offices, and auditoriums. AAON geothermal heat pumps include the same unmatched flexibility and complete serviceability as AAON air-cooled systems. A complete line of packaged rooftop unit, indoor self-contained unit, and split system geothermal heat pumps are available from AAON today.