Ypsilanti Looks to Us for Geothermal Heating & Cooling! We're Haley Mechanical. And we're recognized throughout Ypsilanti, Michigan, for our geothermal heating and cooling expertise. People turn to us for ... first-class geothermal system installation and service experienced, highly trained personnel who understand every aspect of geothermal heating and cooling - and know how to help you understand geothermal systems from one of the industry's most reliable names - WaterFurnace professional instructions on how to get the most from their geothermal heating and cooling installation Of course, a significant reason people look to us to begin with is for the savings they can appreciate on their energy bills with a geothermal system. Want a preview? Give our Geothermal Savings Calculator a go. Then push forward with the next step and contact Haley Mechanical. We'll walk you through more of what makes geothermal systems the premium choice for year-round heating and cooling comfort in Ypsilanti.