Residential Services

Heating Repair in Wausau, WI

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A furnace that quits in Wausau is a different problem than one that quits in Milwaukee. With January lows that regularly fall below zero, pipes in a home without heat can start freezing within hours. Southport repairs gas, propane and electric furnaces, boilers and heat pumps across Wausau, Weston and Schofield, with NATE-certified technicians who explain the problem and the price before touching anything.

Call 262-898-3000 or book online for heating repair in Wausau.

Smiling service worker in a blue uniform and white Southport cap greets a woman at a doorway.

When to Call for Heating Repair

Heating systems usually show strain before they stop completely. Booking a repair at the first sign of trouble is cheaper than a no-heat visit during a cold snap.

  • The furnace runs but the house stays cold, which can mean a dirty filter, a failing blower or a heat exchanger that is not transferring heat.
  • The igniter clicks but the burners never light, a common symptom of a bad flame sensor, gas valve or pressure switch.
  • Water pools around a high-efficiency furnace, usually from a cracked or frozen condensate line.
  • Some radiators heat, and others do not, pointing to trapped air, a stuck zone valve or a weak circulator on a boiler system.

How We Handle Heating Repairs

Every call starts with a full diagnosis. Our technicians watch the system go through a heating cycle, then test ignition, flame quality, gas pressure, electrical components, airflow and venting. That process finds the root cause instead of the first failed part, so the same problem does not come back two weeks later.

You get a written explanation and an upfront price before any repair starts. If the system is old enough that replacement deserves a look, the technician will tell you and give you the repair cost anyway, so the decision stays yours.

Southport’s trucks work like a warehouse on wheels. They carry the igniters, flame sensors, capacitors, inducer and blower motors, circuit boards and pressure switches that fail most often in Wisconsin winters. That stock lets our team finish most repairs in one trip instead of leaving you without heat while parts are ordered.

Many homes outside Wausau city limits run on propane instead of natural gas, and our technicians service both, including the orifices and gas pressure settings that differ between the two fuels. We also work on hot water boilers and on heat pumps that rely on a furnace or electric strips for backup during the coldest weeks.

After the repair, the system is run through a complete cycle and checked for safe operation, and repairs are covered for 30 days on parts and labor.

Furnace Repair

Furnace repairs include igniters, flame sensors, inducer motors, blower motors, limit switches and control boards. If we find a cracked heat exchanger, we shut the furnace down and show you the damage.

Boiler Repair

We repair circulators, zone valves, expansion tanks, low-water cutoffs, and relief valves, and we purge air from the loop so every zone heats.

Heat Pump Repair

Heat pump repairs cover defrost controls, reversing valves, refrigerant leaks and auxiliary heat. Backup heat gets extra attention in Wausau, since it carries the load on the coldest nights.

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Why Choose Southport for Heating Repair in Wausau?

Southport has an A+ BBB rating and a 4.8-star Google rating. Repairs are backed by our 100% satisfaction guarantee, and Shield Maintenance Plan members get priority scheduling plus 15% off repair work.

Heat not keeping up? Call 262-898-3000 to schedule a Wausau heating repair.

Southport logo with blue 'SOUTHPORT' wordmark and orange 'PLUMBING • HEATING • COOLING' tagline.

$259

Furnace + Plumbing Inspection Bundle 
Offer cannot be combined with any other promotions, discounts, or special offers. Terms and conditions may apply.
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Expires: 11/30/2026
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Read About Our Customers’ Recent Experiences

Dan Oleary
2 days ago
Nathan was very detailed and explained things very well.
Sharon Edic
2 days ago
Dispatch team was professional and service technician Quinn was super! He was very nice, explained everything in detail, answered all our questions and worked quickly. Highly recommend!
Brittany Urban
2 days ago
Riley was amazing! He kept me updated throughout the process because we were not home. He was very professional and very hard working!!
frannie lynne
3 days ago
Vincent arrived on time, explained all info clearly and with detail, was courteous. I learned interesting and important facts about the furnace and truly appreciate his taking the time to educate my husband and me.
Denise Stanford
5 days ago
Southport was extremely helpful and had an appointment the day after I called to inquire about their maintenance plans.

Luke was great. He explained what he found during routine furnace maintenance, things that were working well and things to watch for in the future. Best experience I have had in a long time.
Karyn S
5 days ago
I had a wonderful experience with Southport! Justin and Phil were both fantastic to work with. Justin was incredibly friendly, knowledgeable, and helpful throughout the entire process. He made everything easy and stress-free and was a pleasure to work with!
Phil was equally wonderful! He was professional and thorough. I really appreciated his attention to detail and the care he put into his work. Both Justin and Phil went above and beyond to provide excellent customer service.
I highly recommend Southport and especially Justin and Phil! Thank you both for such a positive experience!
Jim Sheehan
6 days ago
Southport’s Technician , Phil Lloyd, is a true asset to his organization! My wife, Karyn and I have had many contractors come through our house over the years and I would put Southport at the very top of our service partners. They are knowledgeable, reasonable, and most importantly trustworthy. Phil Lloyd took the time to share, in layman’s terms, the root cause of our problem and a remedy that would bring our system back up and running; peace of mind to our family. I would highly recommend Southport, and would give Phil Lloyd a 10 out of 10 related to Service, quality, and most important trust. Southport is fair on cost,I plan on partnering with Southport for many years to come. Jim Sheehan
Diane Bilak
6 days ago
Phil was very professional, respectful and knowledgeable and pleasant. He explained everything to me in an easy way to understand. I would definitely use Southport again for my heating/air conditioning
needs.
Michael Bakkala
7 days ago
Professional and very on time.
Brittain Sellers
7 days ago
Great experience! A text was sent when the technician was on the way along with a map to know exactly when they will be here. Also a photo of the technician. Luke was great! Very kind and helpful in explaining things. Thank you!
Kathryn Ciurlik
7 days ago
New HVAC installed. Good response rate from team at Southport. Answered questions thoroughly.
Marylou Weise-Funk
1 week ago
Excellent work and very knowledgeable techs.
Donna Heusdens
1 week ago
Had a surge protector installed on furnace for my AC. Very professional was done in a short time.
Katie Bergs
1 week ago
Jacob was very professional, friendly, thorough, and made sure everything was working properly before the cold months ahead. Southport does a nice job.
Aaron Maldonado
1 week ago
Quinn was very helpful and took his time to fix the drain problem for the sink. Definitely was happy with the service he provided.
Anneka Lindholm
2 weeks ago
Southport completed a furnace inspection and tuneup, and same day fixed a couple things that had come up in their review. Their staff is kind, friendly, consistent, informative, and knowledgeable. Their explanation was thorough and their reports showed they really did their due diligence. They take their time to answer questions and leave the homeowner feeling confident. Can’t recommend enough.
Craig Willett
2 weeks ago
Tyler and Dakota installed our new A/C unit today. Right form the time they arrived (on time!) until they departed their professionalism, skills and gentlemanly manners never swayed. They are excellent representatives of Southport. More reasons why we use Southport exclusively! A job well done, Tyler and Dakota!

Andrew performed the annual plumbing inspection 2/20/2025. He is very knowledgeable and skilled in his work. He discovered a couple of situations that needed immediate attention. Those situations were promptly addressed and corrected. Like Tyler and Dakota Andrew is a stellar example of the excellent service from Southport!

On 10/22/2026, Tyler did the annual inspection on our furnace and found a couple concerns. He explained the situation and gave fair estimates. A great representative of Southport!

Also on 10/22/2026, Caleb stopped by abd presented estimates for replacing the furnace. He is very knowledgeable and presents all options very well. Another excellent representative of Southport!

On 10/23/2026 Service Technician Jacob performed the necessary repairs and cleaning of our furnace. Jacob is not extremely knowledgeable, he is personable and efficient. Definitely another outstanding representative of a great company. Well done, thank you!
Lynda Behringer
2 weeks ago
Southport was exceptional from beginning to end. We had an unfortunate incident last week Wednesday that lead us to having to replace our Furnace.

After an emergency call to our local Fire Department in Caledonia and WE Energies, we reached out to Southport Home Services. They had a Technician out early the next morning to evaluate the issue, within minutes Nathan Simons called and was in our home explaining the many options that best fit our needs. He was very detailed, thorough, knowledgeable and displayed outstanding customer service.

The Technicians installed our new Furnace that next day. We are beyond pleased and thank you Southport for the fabulous Customer Service and explaining our options.

We highly recommend Southport to any and everyone looking for Five Star service!!

Many Thanks!

Sincerely Lynda & Mark Behringer