Geothermal Benefits Okay. So maybe we are a little biased. But we at Gast Heating & Cooling Inc. are hard-pressed to think of anyone in Rochester who couldn't profit from a WaterFurnace geothermal heating and cooling system. WaterFurnace geothermal systems are efficient, energy-saving, and eco-friendly heat pumps Rochester homeowners - or anyone - can buy. With a WaterFurnace geothermal system from Gast Heating & Cooling Inc., you'll experience... Lower operating costs. A WaterFurnace geothermal heat pump works much more efficiently than standard heating and cooling systems. Enhanced comfort. Our geothermal systems broadcast air with incredible precision, getting rid of hot and cold spots all year long. Quiet operation. Think of it: there's no noisy outdoor unit! Proven performance. Given their indoor installation, our geothermal systems aren't subject to the rain, snow, ice, debris, temperature extremes, and vandalism that break ordinary heat pumps and air conditioners. Environmental stewardship. Given that our geothermal systems are earth friendly heat pumps, giving off no carbon dioxide, carbon monoxide, or other greenhouse gasses. No wonder more and more people in Rochester are switching to Gast Heating & Cooling Inc.. The advantages of WaterFurnace geothermal heating and cooling systems are just too hard to beat!