Defiance's Trusted Geothermal Contractor Schlatters Plumbing Heating & AC is the contractor more people in Defiance, Ohio, are turning to for geothermal installation and service. Our expertise is providing ... a professional work force – professionally trained, highly skilled, and thoroughly educated about everything geothermal answers to our customer’s most important geothermal questions installation and service of the highest degree We're recognized, too, for offering the best geothermal heating and cooling systems money can buy. If you’d like more information on the advantages of geothermal heating and cooling, check out our Geothermal Savings Calculator. Energy savings aren’t the only advantages, of course. Wait till your family sees the year-round comfort a geothermal system offers! Better yet, why wait? Contact Schlatters Plumbing Heating & AC today. You’ll soon discover why so many Defiance residents trust us for their geothermal heating and cooling needs.