We'll Help You Save with Geothermal in Columbia! Want an idea of just how big a geothermal heating and cooling system could save you on your energy bills in Columbia? Our easy to use Geothermal Savings Calculator will tell you. Just plug in your data and prepare to be pleased. Obviously, to get the maximum potential of a geothermal system, you need the right system - and the right contractor to install and service it. You need a WaterFurnace system from WaterFurnace, the finest geothermal heating & cooling contractor in Columbia, South Carolina. Contact WaterFurnace today and let us show you more of the benefits you'll appreciate with a WaterFurnace geothermal heating and cooling system. We'll also show you why our installation and service have won so many geothermal converts in Columbia.