Recirculating air filter system
Extraction air units
Exhaust air monitoring sytem

    Recirculating air filter system – avoid complex wall breakthroughs and expensive exhaust air ducts

  • High flexibility in choosing the installation location
  • Active personal protection through safe capture of harmful vapourswith retention in the filter system
  • Very low noise, only approx. 39 dB (A)
  • ATEX compliant: CE Ex II 3/-G Ex c llC T4
  • Housingmade of sheet-steel powder-coated
  • With multistage filter system and power cord
  • Incl. monitoring electronics for exhaust air and filter monitoring, EMC-tested by VDE
  • Optical and acoustic alarm including potential-free alarm contact


  • The recirculating air filter system UFA.20.30-AUS was especially designed for the pressure conditions and volumetric flows of safety storage cabinets with a small internal volume. It can be installed on a wall bracket or in a convenient housing unit.

    Safe capturing of escaping vapours and gases at the point where they are released or produced

  • very low noise, ideal for direct installation at the workplace
  • with connection cable and power cord
  • connecting fitting 75 NW
  • ATEX compliant: CE Ex II 3/-G Ex c llC T4
  • Without extraction air monitoring

  • the green LED turns off in case of power failure
  • With extraction air monitoring

  • integrated pressure leak detector
  • the green LED turns off in case of failure and the red LED lights up
  • Voltage free switch contact

  • additionally available for units with extraction air monitoring
  • For wall mounting

  • incl. installation bracket, flexible hose, hose clips and installation material


  • with connection cable (3m) and power cord
  • mounting between cabinet and on-site air exhaust-system
  • connecting fitting DN75
  • ready to plug-in, quick installation
  • ATEX compliant: CE Ex II 3/-G Ex c llC T4