Underwood Looks to Us for Geothermal Heating & Cooling! We're Complete Comfort. And we're distinguished throughout Underwood, Nebraska, for our geothermal heating and cooling knowledge. Residents turn to us for ... superior geothermal system installation and service qualified, highly trained personnel who know every aspect of geothermal heating and cooling - and know how to help you understand geothermal systems from one of the industry's most established names - WaterFurnace advice on how to maximize the potential from their geothermal heating and cooling installation Of course, a significant reason people turn to us to begin with is for the savings they can get on their energy bills with a geothermal system. Want a snap shot? Give our Geothermal Savings Calculator a go. Then push forward with the next step and contact Complete Comfort. We'll show you more of what makes geothermal systems the best choice for year-round heating and cooling comfort in Underwood.