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Plastic Fan for Ventialtion Systems



Metal Centrifugals

Our range of metal-cased centrifugal fans are manufactured to the highest standard and to meet the demands of most commercial and aggressive industrial environments.


Our fans are available with both forward and backward curved impellers and in sizes that enable the development of airflow rates up to 35 m /s.


ZONED are able to provide a design service for custom-built solutions to suit your application.


Our team of fan engineers are ready to help you select the right fan for your application


Direct Drive Centrifugal fan for laboratory

Main Features:


  • High efficiency backward or forward curved blade design

  • Heavy duty casing design for aggressive environments

  • Able to operate in temperatures up 300  C

  • Direct or belt driven versions available


Technical Specification
Technical Specifications



  • Diameters from 400mm to 1,250mm

  • Backward and forward curved blade configurations available

  • Dynamically balanced to BS 848-7 / ISO 14694

Fan Casings


  • Fully fabricated and reinforced mild steel casing (stainless steel available on request)

  • Left and right hand configurations available

  • Rotatable housing to allow for discharge positioning to 45 degree increments

  • Internal wear plates and scroll liners can be fitted for abrasive applications.

  • Epoxy coated finish as standard

Fan Motors


  • Totally enclosed squirrel caged (TEFC)

  • IP55 ingress rating as standard (higher levels available on request)

  • Belt or direct drive versions available

  • Shaft seals fitted to minimise ingress of dust and air leakage

  • Minimum Class "F" motor winding insulation

  • Continuous operation from -40 C to -50 C

  • Single phase (200-240V) or three phase (380-420V versions available

  • 50 Hz or 60 Hz frequencies available



Centrifugal Fan Impeller

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