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Call Us Today!
(262) 728-3658
Call Us Today!
(262) 728-3658

Testimonials

Tempstar heating and cooling product
"Thank you for the good services. Grateful for folks like you."     
- Jim
"Thanks for taking care of the new furnace even though I couldn't be there. I appreciate your trustworthy care."      
- Carol
"Trustworthy, honest, dependable, knowledgeable this is Jeff Karsten."
- John
"With the yearly service that I have on my furnace & a/c unit, I've never had any problems. Thanks to Jeff and his consistently exceptional service."  
- Lou
"Jeff like his father before him continues to be the best in the business."  
- Steve
"Jeff came out in the middle of a snow storm to get our furnace going. He will go the extra mile."
Vince

Amenities

We are a registered dealer for Rheem and provide free estimates, state energy discounts, and Rheem cashback discounts to our customers.

Brands

  • Rheem
  • Rheem-Ruud

Business Hours

Mon - Fri: 08:00 AM - 05:00 PM
Sat: 08:00 AM - 12:00 PM
Sun: Closed

YP Reviews

  • Reload
  • Karsten Heating & Cooling

    196 Walnut St.
    Delavan, WI 53115
    Phone: (262) 728-3658
    Email: karstenlyjf@att.net