Aeration systems

Technical features

  • Painted perforated sheet. Reinforced ducts.
  • Diameter and sheet thickness vary according to silo size.
  • Access door with lid attached to the silo.
  • Roof vents.
  • Air extraction or blowing by changing fan position.

Special constructions

  • Galvanised ducts.
  • 1,500rpm fans.
  • Axial fan driven by tractor/PTO (Power take off) or internal combustion engine.
Model Ducts Fan
Type / HP
AST  175 3 R - Ø 320 Axial - 3HP (triphasic)
AST  250 3 R - Ø 320 Axial - 4HP (triphasic)
AST  350 3 R - Ø 320 Axial - 5,5HP (triphasic)
AST   500 4 R - Ø 320 Centrifugal - 7,5HP (triphasic)
AST  750 4 R - Ø 380 Centrifugal - 10HP (triphasic)
AST 1.000 4 R - Ø 380 Centrifugal - 12,5 HP (triphasic)
AST  1.500 6 R - Ø 320 Centrifugal - 2x10HP (triphasic)
AST 2.000 6 R - Ø 320 Centrifugal - 2x 12,5HP (triphasic)
AST 2.500 6 R - Ø 380 Centrifugal -2x15HP (triphasic)