Black-Haak Heating remains committed to taking care of our customers’ heating, cooling, air quality and electrical needs during this crisis. Our number one goal is to keep our customers and employees safe and we will continue to closely monitor guidelines and recommendations from the Centers for Disease Control. Read More


(STEVENS POINT, WIS.- MAY 26,2015) - Homeowners looking to "go green" and save money on energy costs won't have to look very far to find one of the nation's top geothermal installers. Locally-owned Black-Haak Heating has established itself as a leader in the geothermal industry, having earned the Silver Club Award during the 19th Annual E [...]

Appleton, WI (May 4, 2015) – Gary Hazelberg, Residential Sales Manager and Jim Valentine Territory Manager for Temperature Systems Inc. in Green Bay recently presented the 2014 Tempstar Top Sales Award to Black-Haak Heating in Appleton. The award was presented to brothers Jim and Jeff Haak at their showroom. Black-Haak has won this awar [...]

Information about the upcoming allergy season. Watch out for these menacing seasonal triggers! Click to view article [...]

Black-Haak Heating is collecting food for the Hortonville Food Pantry! If you provide us with non-perishable food items at the time of service, we will discount your invoice $1.00 per item with a limit of up to $5.00! Please donate to save money on your heating and cooling needs, as well as provide food for those in need. Thank you! [...]

Black-Haak Heating has put together extra-low combination prices and end-of-season discounts on Tempstar furnaces and air conditioning units. We help you save energy and money at Black-Haak Heating! Give us a call at (920) 757-9990 in Appleton or (920) 231-6642 in Oshkosh! [...]

Need Heating & Cooling Services?

We are here to serve your Fox Valley home or business!

Need emergency Heating or Cooling Service?

We are here to serve your Fox Valley home or business!

Schedule a Service Today!