Unbeatable Furnace Repairs in Oshkosh

Don’t turn anywhere else if you fear that your furnace or heat pump is trying to conk out! Black-Haak has been tackling furnace repair jobs since 1956, and we enjoy serving our customers in Oshkosh, WI, when they need it the most. We’re running a family-owned and -operated company with a solid reputation. Providing practical heating service solutions is our specialty. Whenever your heater is on the fritz, you can count on our certified technicians to fix it right the first time. We take care of problems immediately, so you won’t have to wait long.

Why trust us for furnace repairs?
  • Adhere to exacting standards
  • Aim for the best results
  • Provide second-to-none customer service
  • Maintain a high level of integrity

Our professionalism never wavers. We carry ourselves like the true professionals we are and strive for excellence when handling furnace repairs for you. Our goal is to restore your heater to proper working order. We guarantee 100% satisfaction for our heating services in Oshkosh.