Commercial HVAC Services
Keith Pumper Plumbing & Heating provides Northfield-area businesses, facilities, and commercial properties with dependable heating, ventilation, and air conditioning solutions. Based in Dundas and serving Northfield and nearby communities south of the Twin Cities, our experienced technicians handle commercial HVAC repairs, system replacements, preventive maintenance plans, and new installations.
From commercial rooftop units (RTUs) and split systems to boilers, unit heaters, and ductless mini splits, you can count on responsive service, energy-efficient solutions, and clear communication from start to finish.
Commercial Air Conditioning & Cooling
Maintain consistent indoor air quality and comfort all summer long with commercial rooftop unit (RTU) maintenance, split-system cooling repair, and efficient equipment installations.
Commercial Heating Solutions
Keep employees and customers warm through harsh Minnesota winters with expert repair, replacement, and routine service for commercial furnaces, boilers, heat pumps, and unit heaters.
Why Local Businesses Choose Keith Pumper
- On-Time Service: Prompt dispatching and reliable arrival windows so your business stays on track.
- Up-Front Estimates: Transparent pricing and practical recommendations that fit your capital improvement budget.
- Qualified Technicians: Experienced HVAC technicians trained in modern commercial heating and cooling technology.
HVAC Retrofits, Remodels & New Construction
From office build-outs to complete HVAC system design-builds for new construction, we ensure balanced airflow, efficient zoning, and code-compliant installations.
Trusted Commercial HVAC Help for Over 20 Years
Keith Pumper Plumbing & Heating takes commercial comfort and climate control seriously. We know that consistent heating and cooling are essential for employee productivity, inventory protection, customer comfort, and energy cost management.
Whether you need emergency rooftop AC repairs, seasonal boiler tune-ups, or a complete system replacement, we deliver straightforward options and professional service built on over two decades of local experience.
Serving Commercial Properties Across Northfield & Surrounding Areas
Based in Dundas, Keith Pumper Plumbing & Heating delivers commercial HVAC solutions throughout Rice, Dakota, and Goodhue counties, including:
- Northfield
- Dundas
- Faribault
- Farmington
- Lonsdale
- Cannon Falls & surrounding communities
Have an HVAC issue or looking to schedule seasonal maintenance for your building? Let us know what you need.
Frequently Asked Questions
Do you service packaged rooftop units (RTUs)?
Yes. Our technicians service, troubleshoot, maintain, and replace packaged rooftop heating and cooling units for commercial buildings of various sizes.
Do you offer commercial HVAC maintenance agreements?
Yes. We provide scheduled preventive maintenance to help prolong system life, improve energy efficiency, and prevent costly equipment breakdowns during peak winter and summer seasons.
Can you help improve indoor air quality and ventilation in our building?
Yes. We install and service commercial air filtration, ventilation systems, economizers, and humidity control solutions to keep your building fresh and compliant with ventilation standards.
What should I do if our building loses heat during freezing temperatures?
If your facility loses heat during extreme weather, contact our office immediately at 507-663-7870 so we can prioritize your service call.
Tell us about your heating or cooling project, request an inspection, and Keith Pumper Plumbing & Heating will follow up to get your service underway.
- Call: 507-663-7870
- Address: 470 Railway Street South, Suite A, Dundas, MN 55019