Oshkosh’s Trusted Furnace Maintenance Team

At Black-Haak, we’re committed to offering high-quality furnace maintenance services throughout Oshkosh, WI. When winter arrives in Winnebago County, we’ll make sure that your heater can keep your home at the right temperature. Our company is dedicated to exceeding the expectations of our customers. We’ll always have your best interests in mind and take the time to answer any of your questions. We offer same-day service and will be able to work around any of your schedule needs. Our goal is to take the stress out of getting a heating tune-up for the heater in your Oshkosh home.