
Expert Commercial HVAC Services
From office buildings to retail spaces, Magnuson Sheet Metal delivers complete commercial HVAC solutions. With over 40 years of experience, we keep Willmar businesses comfortable and running efficiently year-round.
- ✔40+ Years in Business
- ✔Locally Owned
- ✔Hardworking & Dedicated Staff
Commercial HVAC
HVAC Maintenance and Repair
Depending on your building, you may have a furnace, boiler or more modern HVAC system. No matter how you heat and cool your space, Magnuson Sheet Metal has the factory-trained and experienced staff to help. As a professional HVAC contractor we're licensed, insured and bonded for your protection and peace of mind. It's our goal to always show up on time, provide the service you need and answer any questions you have, all while exceeding your expectations.
Our Commercial HVAC Services
Whether you have one commercial location or many, Magnuson Sheet Metal offers biannual maintenance programs to help avoid catastrophic failure of your heating and air conditioning system. Our maintenance services are more than just an inspection. Here is a summary of our services that may vary, depending on your type of unit and the season:
- Cleaning of interior & exterior units
- Complete inspection of all moving parts
- Testing of all electrical components
- Tightening of connections
- Blown air temperature check & thermostat calibration

Why Magnuson
Why Choose Magnuson for Commercial HVAC
Expert Design & Installation
Professional system design tailored to your facility's specific requirements and building codes.
Minimize Downtime
Preventive maintenance keeps systems running reliably, protecting your business operations.
Flexible Service Plans
Custom maintenance schedules designed around your facility's operational needs.
