Ag Ventilation Inc

Ventilation Technology For the 21st Century

We selected only one machine to operate our line of ventilation products.  The Diversified Drives are the most powerful and reliable Gears in their market!


• Powerful 
Pulls 2200 lbs x Speed 2.25 ft/min = Power 5000 ft lbs/min

• Heavy Duty Construction = Long Life
Heavy Duty Gears - Shafts - Bearings - Motor (1/3 hp)
Manufactured to Industrial Standards

• Simple Accurate Limit Switches
Smooth sliding adjustment pins on friction plates

• Internal Manual Open/Close Switches
For ease of setting limit switches - no extra power lead required

• Safety Switch
Internal safety switch - prevents overriding of the limit switches

• Printed Circuit Board
PCB circuitry instead of hand wired circuits - for greater reliability

• Totally Sealed and Lubricated for Life
No regular maintenance required


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Manual Backup System

If your Poultry House or Livestock Barn has a loss of electrical power, the Drives are equipped with a 3/8 inch manual drive connection.
Our ventilation systems can be easily opened or closed in no time with a regular hand held drill.

Diversified Drive System