About Crystal Valley Comfort Your Michiana Area Superior Geothermal Source If you are looking for a company that has a total in-house operation and a proven track record for providing homeowners with all of their WaterFurnace Michiana geothermal heating and cooling needs, you can trust Crystal Valley Comfort. Our complete in-house operation includes... planning assistance. complete comfort system installation. routine service and maintenance. emergency repair. energy-saving advice and consultation. Our fully trained professional staff is devoted to the complete satisfaction of customers throughout the Michiana area. After all, you've chosen the premium heating and cooling system available. We make sure each system continues to live up to the expectations of, enhancing your home's conditioning efficiency and helping you cut energy costs. Contact Crystal Valley Comfort today to get a free estimate and a cost savings analysis for your home.