Decorah, Iowa, Geothermal More and more people in Decorah, Iowa, are discovering the advantages of geothermal heating and cooling. Their prime resource? That's us: Johnson Comfort Systems, Inc.. Our expertise is the service and installation of industry-leading WaterFurnace geothermal systems. So the "ins and outs" of geothermal heating and cooling are no mystery to us. Decorah homeowners understand we’re happy to share what we know about the subject, too. For instance: Geothermal heating and cooling systems give unbelievable comfort throughout the year, despite fluctuating temperature highs and lows. Geothermal energy is a renewable resource – about as “green” as you can get! The smooth operation and energy effectiveness of a geothermal heating and cooling system can save Decorah residents big money on their energy bills. (Use our Geothermal Savings Calculator to see just how much you could save.) There's so much more we can share with you about the advantages of geothermal. And when you're ready to try them yourself, we’ll provide the installation and service required to maximize the potential of your own WaterFurnace geothermal heating and cooling system. Contact Johnson Comfort Systems, Inc. today.