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Aeration Fans and Systems

  • Aeration design.
  • Centrifugal fans.
  • Flush floor systems.
  • Spiral seam pipe.
  • Roof exhausters.
  • Replacement parts.
  • Manufacturing.
  • Axial fans.
  • Corrugated pipe.
  • Manifold fittings.
  • Silencers.



  • No bin entry required.
  • Aerate grain during storage.
  • Unload bins safely, completely.
  • Install in new or existing bins.
  • Galvanized perforated steel decking.

Atlas Metal Works, Inc.

Systems/ Components

  • 40+ years of experience in aeration design and manufacture of complete systems or components.
  • Components include full round duct, half round duct, transitions, vents, fans and tunnel covers.
  • Engineering design free with any systems order.

Brock Grain Systems

GUARDIAN® Series Centrifugal Fans

  • Efficient high speed – 3450 rpm – and low speed – 1750 rpm.
  • Totally-enclosed, fan-cooled (TEFC) motors standard.
  • Brock factory-tests all GUARDIAN Series centrifugal fans for fan balance to minimize performance-robbing vibration.
  • Reinforced, 12-gauge, galvanized steel housing for durability and long fan life.

Chief Agri

Caldwell Aeration System

  • Galvanized finish.
  • Axial, centrifugal and inline centrifugal fans/heaters.
  • Channel lock aeration floors and supports.
  • Part of the Chief family of products.


Bullseye Bin Controller

  • Eliminate shrink in your grain bins.
  • Optimize fan operation.
  • Maintain grain quality.
  • Minimize insect activity.
  • Wireless monitor and control from PC.


Centrifugal Fans

  • TEFC motors standard.
  • Durable all galvanized housings.
  • Backward inclined “Airfoil” impellers provide optimum efficiency and reduced noise.
  • Large composite weather-tight control box.

North American Equipment Co., Inc.

KANALSYSTEM® Duct System for Aerating and Emptying Tanks

  • In use for 25 years in Canada, United States, and Mexico.
  • Any structure – any grain.
  • No moving parts inside the bin.
  • Greatly improves aeration.
  • Reduces bin labor and promotes safety.
  • Original patented luft kanals.

Rolfes at Boone


  • Complete design, fabrication and installation service for both new construction and existing facilities.
  • Full line of fans available for all commodities with accommodating ducts for in-floor and above-floor installation.
  • A line of vent fans with gravity vents serve new construction as well as meeting the needs of existing retrofit applications.

Safe-Grain Inc.

Aeration Systems

  • Aeration fans to 80” SP and 250,000 CFM.
  • Roof exhaust fans to 45,000 CFM.
  • Half round and full round duct.
  • Flat sheets and floor supports.
  • Power roof vents for fumigation systems.
  • 5000# drive-over aeration floor.

Sioux Steel Company

Centrifugal and Axial Fans

  • Sioux Steel carries a complete line of centrifugal and axial fans.
  • Sioux Gold Quality sets the standard of quality.
  • Sioux fans deliver highest airflows in the industry.
  • A 2-year limited warranty.

Sukup Manufacturing Company

Aeration Fans

  • Complete line of centrifugal and axial fans to meet your aeration needs.
  • Highest airflow has made Sukup #1 in centrifugal fans.
  • Fan wheels are statically and dynamically balanced for smooth, trouble-free operation.
  • Sukup has over 30 years of experience in manufacturing fans.

Sheffield , IA • 641-892-4222 info@sukup.com

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