Calhoun County Geothermal Heating & Cooling Contractor In Calhoun County, Florida, the geothermal heating and cooling contractor to call is Ridge Heating and Air. Our geothermal knowledge is second to none. And we provide the finest products on the market in Calhoun County - or anywhere else, for that matter: WaterFurnace geothermal heating and cooling systems! Take a look at our Geothermal Savings Calculator. It'll show you why so many homeowners are going geothermal. The monthly savings are huge! We can tell you plenty of other good reasons, too. And when you’re ready install? We'll make sure that your WaterFurnace geothermal heating and cooling system is installed - and serviced – right! Contact Ridge Heating and Air today.