Cotton Pre Filter


  • Pre filter of air conditioning and ventilation system
  • Pre filter of large air compressor
  • Air filtration of clean room return air
  • Part of HEPA filters


  • Cheap
  • Light weight
  • Universal model
  • Compact structure

Frame: Moisture-proof paper frame
Filter Media: Pleated non-woven cotton media with metal mesh
Filtration Efficiency: G3, G4 (EN779:2012)

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