We'll Help You Save with Geothermal in Rockford! Want an idea of just how much a geothermal heating and cooling system could cut your energy bills in Rockford? Our simple Geothermal Savings Calculator will tell you. Just enter in your data and prepare to be pleased. Of course, to get the full benefits of a geothermal system, you need the right system - and the right contractor to install and service it. You need a WaterFurnace system from Geothermal Concept, the premier geothermal heating & cooling contractor in Rockford, Minnesota. Contact Geothermal Concept today and let us highlight more of the benefits you'll love with a WaterFurnace geothermal heating and cooling system. We'll also walk you through why our installation and service have won so many geothermal converts in Rockford.