The VANEMASTER impeller consists of two assembled hub discs with cavities to house the blades at preset angles. The blades of the rotor can be factory set to any angle between 25° and 60°, dependent on size and speed. The rotor is provided with a hub boss for mounting onto the motor shaft.


Aluminum Blades: Special Operating Ranges

  • Normal Operating Temperature -4 to 104°F (-20 to 40°C) for standard fans.
  • Maximum Temperature Range of the fan is 40 to 302°F (-40 to 150°C) with special motors and/or reduced speeds.


  • ​Standard motors are NEMA frame, flange moutned type. 

Adjustment of Blade Angles

  • The blade pitch may be manually adjusted to obtain different performances. The rotor must be aligned and balanced before starting. Care must be taken to not exceed the motor output power.


  • Mounting Feet
  • Outlet Guard
  • Vibration Isolation Mountings
  • Curb Cap
  • Discharger Hood
  • Diffuser for Outlet
  • Inlet/Guard
  • Outlet Diffuser

Additional Info

  • Max Static Pressure: .75" w.c.
  • Max Airflow (CFM): 14,792
  • Drive Type: Direct Drive
  • Blade Type: Axial
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