Geothermal Benefits Okay. So maybe we are a little biased. But we at E & D Company find it hard to think of anyone in Pittsburgh who couldn't profit from a WaterFurnace geothermal heating and cooling system. WaterFurnace geothermal systems are among the most economical, energy-conserving, and earth friendly heat pumps Pittsburgh residents - or anyone - can buy. With a WaterFurnace geothermal system from E & D Company, you'll reap... Increased comfort. Because our WaterFurnace geothermal system distributes radiated air and removes hot or cold spots year round. Lowered monthly costs. Because our WaterFurnace geothermal heat pump operates with more effectiveness than traditional heating and cooling systems. Dependable performance. With our total indoor installation package, our geothermal systems are not subject to adverse weather conditions like rain, snow, ice, debris, and temperature extremes or vandalism that break ordinary heat pumps and air conditioners. Eco-friendly. Given that our geothermal systems are earth friendly heat pumps, extruding no harmful gasses such as carbon dioxide, carbon monoxide, or other greenhouse gasses Noiseless operation. Just think: There is no outside loud and rackety unit! This is why more and more people in the Pittsburgh area are changing to E & D Company for their WaterFurnace geothermal needs.