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.


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