We're the Geothermal Experts in Ross County! At Combs Heating & Cooling, we are experts in WaterFurnace geothermal heating and cooling systems. Ross County residents understand that we offer... the finest geothermal systems in the industry today top-quality geothermal installation and maintenance the kind of support that helps them recognize the full comfort and energy-savings expected from a geothermal system (Our Geothermal Savings Calculator will suggest potential monetary savings. We believe you like what you see!) In Ross County, Ohio, we're clearly the geothermal heating and cooling contractor to call. Contact Combs Heating & Cooling today.