We're the Geothermal Experts in Pickaway County! At Fairfield Heating & Cooling, we specialize in WaterFurnace geothermal heating and cooling systems. Pickaway County residents understand that we provide... the finest geothermal systems in the industry today finest geothermal installation and service the kind of support that helps them understand the complete comfort and energy-savings expected from a geothermal system (Our Geothermal Savings Calculator will give you potential monetary savings. We believe you like what you see!) In Pickaway County, Ohio, we're clearly the geothermal heating and cooling contractor to call. Contact Fairfield Heating & Cooling today.