We're Unionville's Primary Geothermal Contractor! Unionville, Indiana, homeowners have all kinds of reasons for wanting a geothermal heating and cooling system: exceptional year-round comfort – no matter how extreme the weather variations smooth operating efficiency energy efficiency (They’d be hard-pressed to find a more "green," more natural way to heat and cool their homes!) significant – sometimes outstanding – savings on their energy bills premium installation and maintenance from Quality HVAC, Unionville's geothermal professionals. Learn more about what a geothermal heating and cooling system can do to improve your family's comfort. Look at our Geothermal Savings Calculator. Then contact Quality HVAC. We sell, install, and maintain WaterFurnace geothermal systems, the very best available today.