Vermillion County, IL Geothermal Heating & Cooling Contractor In Vermillion County, IL, Illinois, the geothermal heating and cooling contractor to call is Andrews Heating & Air Conditioning, Inc.. Our geothermal expertise is second to none. And we provide the finest products available in Vermillion County, IL - 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 big! We can explain to 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 Andrews Heating & Air Conditioning, Inc. today.