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Maintain grain storage quality with a complete line of aeration systems and components listed here. Components include full round duct, half round duct, transitions, vents, fans and tunnel covers. These centrifugal, axial, and inline fans include galvanized steel housing, TEFC motors, silencers, roof exhausters, and controllers to maintain efficiency, reduce bin labor and improve safety. Explore this comprehensive list of aeration companies and request more information to make the right decision for your grain handling facility.


To request more info, check the box(es), fill out the form below, and your request will be submitted.

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.

Milford, IN • 866-658-4191

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.

Kearney, NE • 308-237-3186

North American Equipment Co., Inc.

Luft Kanals

  • In use for 29 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.

Nortonville, KS • 800-514-7608

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.

Boone, IA • 800-265-2010

Safegrain, Inc./Maxitronic, Inc.

Aeration Systems

  • Aeration fans to 80 in. 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.

Loveland, OH • 800-659-8250

Safegrain, Inc./Maxitronic, Inc.

High-Flo Polyethylene Aeration Duct

  • For all types of temporary storage systems.
  • More and larger airflow holes than standard duct.
  • 18-inch and 24-inch diameters.
  • Lightweight, corrosion-resistant polyethylene.
  • 100% Polyester seamless, run-resistant sleeve
  • Available in 20-foot lengths.
  • Built-in bell-and-spigot couplers for easy installation and retrieval.

Loveland, OH • 800-659-8250

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 dynamically balanced for smooth, trouble-free operation.
  • Sukup has more than 40 years of experience in manufacturing fans.

Sheffield, IA • 641-892-4222

Tiernan Aeration



  • Intake and exhaust silencers.
  • Galvanized construction.
  • Reduces sound.

Roof Exhaust Fans:

  • 2 hp with rib roof adapters for steel bins.
  • 2 hp for concrete bins.
  • TEFC or explosion proof motors.

Amarillo, TX • 800-753-1538

Tiernan Aeration


Centrifugal Fans:

  • 5 hp to 50 hp 3450 rpm.
  • 7 1/2 hp to 20 hp 1750 rpm.
  • Dynamic balance for optimum efficiency.
  • High efficiency TEFC motors.

Tubexial Fans:

  • 3/4 hp to 10 hp 3450 rpm.
  • Galvanized housing.
  • High efficiency TEFC motors.

Amarillo, TX • 800-753-1538

Tiernan Aeration

Aeration Duct

  • Tiernan has 55+ years of designing aeration systems in grain storage.
  • Aeration systems include:
    • Full round.
    • Half round.
    • Flush floor.
    • Ground piles.
  • Option for X-bracing in full round duct for larger tanks.
  • All components to supportvarious types of aeration systems.

Amarillo, TX • 800-753-1538

Ag Dryer Services, Inc.

Elm Creek, NE • 800-657-2184

BinMaster Level Controls

Lincoln, NE • 800-278-4241 BinMaster Digital Catalog:

BlueLevel Technologies

Richfield, OH • 330-523-5215

Bratney Companies

Des Moines , IA • 800-247-6755

Buhler Inc.

Minneapolis, MN • 763-847-9900

Central States Fumigation & Services

Salina, KS • 800-527-8215

Conrad-American/Eaton, Agrequip, Inc.

Houghton, IA • 800-553-1791

Conveyor Components Co.

Croswell, MI • 800-233-3233

E.J. Heck & Sons Co.

Omaha, NE • 800-652-8873

Elevator Services & Storage, Inc.

Beaverdam, OH • 419-643-5111

Frisbie Construction Co., Inc.

Gypsum, KS • 785-536-4288

iGRAIN America LLC


JMI Covers, L.L.C.

Ponchatoula, LA • 985-386-6000

Monitor Technologies LLC

Elburn, IL • 800-601-6204

Sioux Steel Company

Sioux Falls, SD • 800-557-4689

Soles Enterprises, Inc

Brandon, SD • 605-582-2220


Timewell, IL • 800-720-8453

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