Boiler Services in Southern Wisconsin

Family sitting on a couch by a fireplace, embracing and looking at a baby in a cozy living room.

Reliable Boiler Heating for Wisconsin Winters

Boilers provide consistent, efficient heat—making them a dependable option for keeping your home or business comfortable during Wisconsin winters. At Dohner Heating & Cooling, we provide professional boiler installation, repair, and maintenance services designed to keep your system running safely and efficiently.


Whether you’re upgrading an older system or dealing with a breakdown, our team delivers practical solutions you can rely on. We service most major boiler systems and provide dependable solutions whether you’re maintaining an existing unit or installing a new one.

Our technicians are experienced in diagnosing issues, installing new systems, and maintaining boilers for long-term performance. We work with quality equipment and take the time to properly size and install each system so it operates efficiently and reliably.

Dohner Heating & Cooling proudly serves homeowners throughout Southern Wisconsin, including Dane, Rock, Green and Jefferson Counties.

Edgerton
 Stoughton
 Evansville
 Milton

Janesville
 Fort Atkinson
 Cambridge
 Madison

Don’t see your town listed? Give us a call—we may still service your area.

Map with location pin and house icon representing home location

Locally Owned & Operated

Clock icon with circular arrow and “24” indicating 24-hour time cycle

Emergency Service Available

Black line-art handshake icon on white background

Veteran & Family Owned

Award ribbon and shield with checkmark icon, black outline on white background

Manufacturer's Warranty

Invoice document with dollar sign and shield icon, suggesting secure billing or payment protection

Competitively Priced Services & Equipment

Outline map of Wisconsin in black on a white background

Serving Southern Wisconsin

Complete Boiler Services


Boilers heat your home using hot water rather than forced air, delivering steady, even warmth without the need for ductwork—an especially reliable solution during cold Wisconsin winters. Common in homes with radiators, baseboard heat, or radiant flooring, these systems are known for their quiet operation and consistent comfort. Dohner Heating & Cooling brings the experience needed to service and install boiler systems properly, providing solutions tailored to your home and heating needs.

Three outlined fuel pump icons, black and white, representing gas stations or energy supplies

Boiler Installation & Replacement

Whether you’re installing a new system or replacing an outdated boiler, we provide properly sized, energy-efficient solutions designed for long-term comfort and performance.

Stick figure using a wrench to adjust a gear on stacked blocks

Boiler Repair

If your boiler is not producing heat, making unusual noises, or not operating efficiently, our team can diagnose the issue and restore reliable performance.

Black gear inside circular arrows on a white background, symbolizing settings or refresh.

Boiler Maintenance

Routine maintenance helps improve efficiency, extend the life of your system, and prevent unexpected breakdowns during the heating season.

Signs Your Boiler Needs Service

No heat or insufficient heating

Leaking or dripping around the unit

Strange noises like banging or whistling

System turning on and off frequently

Radiators not heating evenly

EMERGENCY BOILER SERVICE AVAILABLE

Don’t Wait on Boiler Problems


Boiler issues can quickly turn into larger, more expensive repairs if left unaddressed—especially during cold Wisconsin weather. Dohner Heating & Cooling offers fast, dependable emergency service to restore heat to your home when you need it most.


608 - 295 - 4655

Boiler Questions from Local Homeowners

We believe in straightforward answers and honest service. If you don’t see what you’re looking for, just give us a call—we’re always here to help.

  • What areas do you serve?

    Dohner Heating & Cooling provides boiler services throughout Southern Wisconsin, including Edgerton, Janesville, Beloit, Milton, Evansville, Stoughton, Madison, and surrounding communities.

  • How quickly can you respond to a heating issue?

    We understand that heating problems can’t always wait, especially during Wisconsin winters. Dohner Heating & Cooling works to respond quickly and get your system back up and running as soon as possible, including emergency service when needed.

  • How do I know if my boiler needs repair or replacement?

    If your boiler is over 15–20 years old, requires frequent repairs, or isn’t heating effectively, it may be time to consider replacement. Otherwise, many issues can be repaired.

  • Why is my boiler making strange noises?

    Banging, whistling, or gurgling sounds can indicate air in the system, pressure issues, or buildup inside the unit. These should be checked before they lead to bigger problems.

  • How often should a boiler be serviced?

    Boilers should be serviced once a year to ensure safe operation, maintain efficiency, and prevent unexpected breakdowns.

  • What causes low pressure in a boiler?

    Low pressure is often caused by leaks, valve issues, or system imbalances. A technician can identify and correct the issue.

Schedule Boiler Service Today


Whether you need a repair, maintenance, or a new boiler system, Dohner Heating & Cooling is here to help. Our team provides reliable service and practical solutions to keep your home warm and comfortable.


Call Your Local Heating Experts

608-295-4655


Fast response. Honest service. No pressure.