About Schlatters Plumbing Heating & AC Your Defiance Area Superior Geothermal Source If you are searching for a company that is a one-stop shop for all your WaterFurnace Defiance geothermal heating and cooling needs, you can depend on Schlatters Plumbing Heating & AC to provide you with all this including... planning assistance. complete comfort system installation. routine service and maintenance. emergency repair. energy-saving advice and consultation. Our fully qualified professional staff is dedicated to the complete satisfaction of customers throughout the Defiance area. After all, you've selected the best heating and cooling system available. We make certain each system will live up to the expectations of, boosting your home's conditioning efficiency and helping you save on energy costs. Contact Schlatters Plumbing Heating & AC today to get a free estimate and a cost savings analysis for your home.