Boiler Repair & Installation in Wisconsin

Commercial boiler service statewide. Residential boiler service within about 40 miles of our shop.

Boiler Repair: Fix Problems Before They Grow

Boiler issues can start small and turn serious quickly. Our team focuses on clear troubleshooting so you know what’s going on and what it takes to fix it. We work to diagnose the issue and restore safe, steady heat as quickly as possible.

  • Common reasons customers call us include:
  • No heat or weak heat
  • Uneven heating
  • Strange sounds or smells
  • Leaks or pressure problems
  • System short cycling (turning on and off often)

Boiler Installation and Replacement

If your boiler is older, unreliable, or costing too much to keep running, replacement may be the smarter long-term move. We install boilers for both commercial buildings and homes. We’ll help you move forward with a plan that fits your space and heating needs, with clear communication on what the project includes.

Boiler Maintenance for Long-Term Performance

Regular boiler maintenance helps: Our technicians perform inspections, cleaning, and adjustments to support safe operation and strong performance. Routine service can also help avoid costly emergency repairs later.

  • Reduce unexpected breakdowns
  • Improve efficiency
  • Extend equipment life
  • Keep heat steady through the winter

Trained Technicians and Ongoing Education

H&H Mechanical’s technicians receive ongoing training to stay current with newer systems and updated technology. Some of our technicians are or were NATE Certified. We focus on doing the job right the first time, with service that’s professional and respectful.

Boiler Service Areas

Commercial boiler work: statewide across Wisconsin

  • Residential boiler work: within about 40 miles of our shop

Need Boiler Service Now?

If your boiler isn’t working the way it should, contact H&H Mechanical Contractors. We provide boiler repair, installation, and maintenance for both commercial buildings and homes. Call today or request service.

Frequently Asked Questions

Do you service boilers for commercial buildings and homes?

Yes. We provide boiler repair, installation, and maintenance for both commercial and residential properties.

When should I call for boiler repair?

At the first sign of trouble—loss of heat, leaks, pressure issues, or strange noises. Early fixes often prevent bigger damage.

Do you offer boiler maintenance?

Yes. Regular boiler maintenance helps reduce breakdowns and supports efficiency and long-term operation.

Ready for Boiler Repair & Installation Help?

Contact H&H Mechanical Contractors today. Commercial work statewide in Wisconsin.