Waverly Looks to Us for Geothermal Heating & Cooling! We're Combs Heating & Cooling. And we're known throughout Waverly, Ohio, for our geothermal heating and cooling knowledge. Residents look to us for ... first-class geothermal system installation and service qualified, highly trained personnel who know every detail of geothermal heating and cooling - and know how to help you understand geothermal systems from one of the industry's most established names - WaterFurnace professional instructions on how to maximize the potential from their geothermal heating and cooling installation Obviously, an important reason people turn to us in the first place is for the savings they can appreciate 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 Combs Heating & Cooling. We'll walk you through more of what makes geothermal systems the best choice for year-round heating and cooling comfort in Waverly.