Niles, Michigan, Geothermal Heating & Cooling We're getting the word out in Niles, Michigan: in today's economy, geothermal heating and cooling is absolutely the smart way to go! Soil conditions in Niles are just right. And our seasonal temperatures? They fluctuate enough in extremes to virtually guarantee that geothermal heating and cooling will provide the best year-round comfort. You'll love how much a geothermal system can decrease your energy costs, too. The proof? Our Geothermal Savings Calculator. Contact WaterFurnace Michiana today. We've got quite a bit more to discuss with you about the advantages of geothermal heating and cooling in Niles. Another great thing, we install and service WaterFurnace geothermal systems, the finest on the market.