Geothermal air conditioning is a smart and cost-effective way to cool down your home or place of business when the temperatures keep climbing. But when your AC system stops working efficiently or starts to malfunction, you need a knowledgeable contractor to come in and get it fixed as quickly as possible. And that's where we can help. At Professional Heating & Cooling L.L.C. in Port Washington, WI, we provide geothermal air conditioning repair services to residential and commercial customers alike.