The silencers type YAH are cylindrical fan sound attenuators in comfort and industrial ventilation systems. The connection profiles are round and they are available in versions with or without cores. Versions with cores remove additional high frequency sound.

Product facts


  • For mounting directly on fan
  • 14 sizes with inner diameters from Ø250 to Ø1600 mm and
    4 core sizes from Ø400 to Ø578 mm
  • Temperature range from -40 to +120 °C
  • Robust design
  • Finishing: Hot-dip galvanized sheet steel or acid-resistant
  • Round connection profile
  • With or without core
  • Corrosion category C3


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