Why Geothermal Use the existing supply of free & renewable energy just beneath the surface Geothermal energy is the better way to heat and cool your home or business - it's efficient, saves you money, and protects the environment. It's hard to get much greener than with WaterFurnace. Just ask the EPA — they confirmed geothermal energy is the most environmentally conscientious heating and cooling system. Or ask the U.S. National Renewable Energy Laboratory - they also determined that geothermal energy is more economical and cost-effective than conventional residential systems. Or ask the federal, state, and local governments and utilities - they're offering many rebates and tax incentives that will go hand in hand with your investment in geothermal. Or, most importantly, you can speak with your neighbors - more and more people are changing to geothermal and love it! Energy and cost savings will vary by region and depend on the type of old system your new geothermal is replacing. However, geothermal will always be smarter, more cost effective and eco-friendly. Want to know how much a geothermal system in Utah, UT can save you in energy costs? Check out our geothermal savings calculator and learn more!