St. Cloud, Sartell, Sauk Rapids & Waite Park, MN Ventilation Experts

Proudly Serving all of Minnesota

Weidner's Mechanical Contractors understands the value of quality indoor air and energy efficiency. Weidner's promise is to assist you in obtaining both through appropriate ventilation.


The structure and capacity of ventilation systems in new and expanding facilities can impact the health, comfort and productivity of building occupants. Weidner's will ensure that the ventilation systems are properly designed, built and installed for these purposes. Properly designed ventilation systems can also dramatically reduce energy costs.

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For after hour emergency services, please call us directly!

From plumbing and heating to air conditioning and ventilation, we provide an initial 30-point inspection to check all areas of your mechanical system.

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Weidner's Ventilation Services in St. Cloud, Sartell, Sauk Rapids & Waite Park, MN

Weidner's offers fabrication and installation from initial engineering and design to custom fabrication in our own local shop on ventilation projects of every scope, including:


  • Custom fabricated galvanized steel duct work in all standard gauges
  • Ductwork externally and/or internally insulated with acoustical liners
  • Ventilation
  • Exhaust systems
  • Exhaust hoods
  • Air Handling units

Does Your Property Have Proper Ventilation?

Speak with an HVAC specialist in St. Cloud, Sartell, Sauk Rapids & Waite Park, MN about your needs

Ventilation systems are essential for maintaining a comfortable temperature in your home or workplace. That's why the pros at Weidner's Mechanical Contractors are here to ensure that your building's ventilation systems are properly designed, built and maintained.


Properly designed ventilation systems can improve your family's and employees':



  • Health - increase your indoor air quality
  • Comfort - keep your property cozy year-round
  • Productivity - help your staff work comfortably


High-quality ventilation systems can also dramatically reduce energy costs. Learn more about our energy-efficient ventilation system installation services by contacting our HVAC contractor in St. Cloud, Sartell, Sauk Rapids & Waite Park, MN today.

Get a top-notch ventilation system

When you hire us for your ventilation project, rely on our pros to handle everything from the initial engineering and design to custom fabrication in our local shop. since 1952, we've provided custom fabrication and installation services for:


  • Ventilation, air handling and exhaust systems
  • Galvanized steel ductwork in all standard gauges
  • Ductwork with external and internal acoustical liner insulation
  • VAV Systems
  • Make-up Air Units
  • Spiral Ductwork
  • Snaplock Ductwork
  • Energy Recovery Units
  • Aluminum Ductwork
  • Stainless Steel Ductwork
  • Black Iron Ductwork
  • Roof Top Units



Call 320-252-3000 now to discuss your needs with one of our skilled HVAC contractors in St. Cloud, Sartell, Sauk Rapids & Waite Park, MN.

Proudly Serving Central Minnesota

We have partnered with GoodLeap to offer flexible payment options for your project

GoodLeap uses a soft credit check until funding and the highest score from all 3 bureaus to see if you qualify. It also takes just a few minutes to get started.