Geothermal Benefits Okay. So maybe we are a little biased. But we at Sensible Heating & Cooling find it hard 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 dynamic, energy-saving, and earth friendly heat pumps Denver residents - or anyone - can buy. With a WaterFurnace geothermal system from Sensible Heating & Cooling, you'll see... Increased comfort. Because WaterFurnace geothermal systems distribute air with stunning precision, hot and cold spots are done away with. Lower monthly expenses. Because a WaterFurnace geothermal heat pump works far more proficiently than traditional heating and cooling systems. Proven performance. With other standard heat pumps and air conditioners that are often broken due to rain, snow, ice, debris, temperature extremes, and vandalism, our geothermal systems are not susceptible to those conditions because of their indoor installation. Environmental stewardship. Given that our geothermal systems are earth friendly heat pumps, spewing no toxic gasses such as carbon dioxide, carbon monoxide, or other greenhouse gasses. Quiet operation. Because there's no loud outdoor unit! This is why more and more people in Denver are turning to Sensible Heating & Cooling for their WaterFurnace geothermal needs.