Helfer System Helfer System


A system design for maximum airflow.


  • The Helfer duct rocket penetrates the center of the bin to release air into the core
  • Fan efficiency is increased by as much as 20%
  • Static pressure is lowered
  • Drying time is reduced by as much as 50%
  • 15" round floor ducts push air up from the floor and out towards the bin walls

All of the systems below come standard with a 48" Helfer duct. Add 24" or 48" extension for all tall bins.

Wall Vents:

  • Reduce static pressure
  • Maximize air flow
  • Reduce drying time by eliminating moisture movement to the top of the bin
  • Easily opened and closed from ground level with a unique rope system
  • Can be used to enhance other aeration systems
  • 3 vents per bin recommended (18' diameter or larger)

Product manuals and spec sheets can be found by clicking here.

Contact Information

Box 94, 215 Barons Street
Nobleford, Alberta
Canada, T0L 1S0

Toll-free: 1-800-565-2840
Phone: 1-403-824-3997
Fax: 1-403-824-3998