Heavy-Duty Aerovent Industrial Fans

Aerovent is the recognized leader in the field of air moving and ventilation equipment. Aerovent, a division of Twin City Fan Companies, Ltd., builds a wide variety of air moving equipment from OEM propellers to complete Air Make-Up systems. Still, our primary business is manufacturing heavy-duty industrial axial flow fans. Some of the markets served by our products include Power Generation, Paper Mills, Automotive, Warehousing, Commercial Buildings, Manufacturing, Agriculture, and Oil Refining. Active research, coupled with experience and innovation, allows Aerovent to push the fan industry's envelope of power and efficiency. Adjusting and adapting to the needs of the industry and the progress of technology has always been an integral part of the Aerovent plan.

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  • Industrial facility with grey smokestacks, pipes, and metal walkways against a blue sky.

Aerovent Manufacturing Capability

Aerovent's primary manufacturing site sprawls over 145,000 square feet in Aberdeen, South Dakota. We also have locations in Mitchell, Elkton, Brookings, and South Dakota. Our facilities utilize state-of-the-art equipment and innovative manufacturing processes, but it is the people who work here - their skill, their knowledge, and their commitment to build the best fans in the world - who make Aerovent a leader in the industry. Aerovent has provided quality air moving and ventilation equipment for over ninety years. The highest quality materials, the most advanced equipment, and techniques, and complete in-house fabrication all contribute to a product line unsurpassed in the air moving industry. Continued research and development of innovative designs also help Aerovent maintain its leader status. 

  • Three large ventilation fans installed on a parking garage ceiling, with a white car visible below.

  • Pipes and a motor in an industrial setting, with silver insulation and green pipes overhead.

Fan Engineering Seminar 

Aerovent is proud to introduce our FREE one-day engineering seminar. Our experienced and knowledgeable fan engineers want to share their knowledge with you. You will also receive a tour of Aerovent's accredited air and sound laboratory.


Fan Engineering I Topics:

  • Fundamentals of airflow, fans, and duct systems     
  • Selecting the right fan
  • Fan sound
  • Balance and vibration
  • Fan installation, operation, and maintenance


Fan Engineering II Topics:

  • Mechanical Design 
  • Aerodynamic Design and Performance of Fans       
  • Vibration
  • Testing and Reliability Qualification 
  • Flow Control Devices
  • Noise Control
  • Prime Movers
  • Bearings & Couplings
  • Fan Maintenance and Performance
  • Applications
  • Non-Destructive Testing