Save Money with Geothermal Free energy is just sitting there waiting to be used and it's only several feet below the surface of your backyard. What are you waiting for? A WaterFurnace geothermal system pulls an astounding five units of energy for each electrical unit of energy used. Still not convinced? Look at it this way. You condition your Michiana home with free energy - for far less than your neighbors using classic heating and cooling procedures. We install geothermal products that make use of that free, clean energy lying in your backyard. Get your savings up to 70% on heating and cooling your home - you can even heat your water for free during the summer!