We're Jackson's Primary Geothermal Contractor! Jackson, Ohio, homeowners have all sorts of reasons for desiring a geothermal heating and cooling system: remarkable comfort all year – no matter how extreme the weather variations stable operating efficiency energy efficiency (They’d be hard-pressed to find a more "green," more natural way to heat and cool their homes!) significant – often extraordinary – savings on their energy bills noteworthy installation and maintenance from Combs Heating & Cooling, Jackson's geothermal experts. Find out more about what a geothermal heating and cooling system can do to benefit your family's comfort. Look at our Geothermal Savings Calculator. Then contact Combs Heating & Cooling. We sell, install, and maintain WaterFurnace geothermal systems, the finest in the industry today.