Think Green…Think Geothermal! There’s a greener and better way to achieve total comfort in your home. The ClimateMaster geothermal systems tap into the free, renewable supply of constant earth temperature found in your backyard to provide superior heating and air conditioning at a fraction of the cost of ordinary furnaces and air conditioners. In fact, many ClimateMaster owners experience energy savings up to 80% per year in heating, air conditioning, and hot water costs. It’s a smart investment in your family’s comfort. Geothermal is the safest, cleanest, most reliable space conditioning system you can buy.