Pottstown Geothermal Heating & Cooling People in Pottstown, Pennsylvania, see why geothermal heating and cooling is the right choice, with a down economy. What’s so extraordinary about geothermal? It’s the natural, "green" way to heat and cool your home. Geothermal systems put out outstanding heating and cooling comfort throughout the year. Because of its energy-efficient operation, a geothermal system will save you money. Use our handy Geothermal Savings Calculator to get a good estimate of how much. Next step? Give us a call. That way, you can be sure of getting the finest geothermal installation and service in Pottstown. You can be confident, too, of getting the finest geothermal system - from WaterFurnace, the industry leader. Contact Paul W. Essig Inc. today.