Kalamazoo Looks to Us for Geothermal Heating & Cooling! We're WaterFurnace Michiana. And we're known throughout Kalamazoo, Michigan, for our geothermal heating and cooling expertise. Residents look to us for ... first-class geothermal system installation and service qualified, 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 credible names - WaterFurnace advice on how to get the most from their geothermal heating and cooling installation Of course, a big reason people look to us in the first place is for the savings they can realize on their energy bills with a geothermal system. Want a preview? Give our Geothermal Savings Calculator a go. Then take the next step and contact WaterFurnace Michiana. We'll walk you through more of what makes geothermal systems the premium choice for year-round heating and cooling comfort in Kalamazoo.