Geothermal Benefits Okay. So maybe we are a tiny bit biased. But we at WaterFurnace are hard-pressed to think of anyone in Denver who couldn't benefit from a WaterFurnace geothermal heating and cooling system. WaterFurnace geothermal systems are among the most proficient, energy-saving, and eco-friendly heat pumps Denver residents - or anyone - can buy. With a WaterFurnace geothermal system from WaterFurnace , you'll reap... Lower operating costs. A WaterFurnace geothermal heat pump works much more effectively than traditional heating and cooling systems. More comfort. Our geothermal systems distribute air with amazing precision, eliminating hot and cold spots all year long. Quiet operation. Think of it: there's no loud outdoor unit! Reliable performance. Given their indoor installation, our geothermal systems aren't subject to the rain, snow, ice, debris, temperature extremes, and vandalism that break standard heat pumps and air conditioners. Environmental stewardship. Given that our geothermal systems are eco-friendly environmentally conscious heat pumps, giving off no carbon dioxide, carbon monoxide, or other greenhouse gasses. No wonder more and more residents in the Denver area are switching to WaterFurnace for their WaterFurnace geothermal needs.