• Long casing with motor inside the duct
  • Standard diameters from 450 until 2240mm
  • Steel welded casing with two identical flanges
  • Standard coated after construction
  • Direct driven
  • Cast aluminum or cast iron motor IEC B3 3x400V 50Hz
  • Impeller with cast aluminum center boss and aluminum blades
  • Airflow selectable, motor <> impeller
  • Impeller balanced following the norm ISO 1940-1 quality G6.3


  • Non-standard dimensions
  • Stainless steel construction
  • Hot dip galvanized or duplex coating
  • Specific motor
  • Aluminum blades
  • Construction following Atex norms type Gas II 2G 3G | Dust II 2D 3D


Duct fan used when high performances and high efficiency are required, thanks to the presence of a guide vane system.