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Rectangular silencers - NEW version and acoustic tests

Rectangular silencers - NEW version and acoustic tests


SLC silencers - for rectangular ventilation ducts provide new opportunities:

  • central baffles with the profiled nose decrease the resistance in the silencer,
  • side baffles with ½ of central width - improve acoustic parameters,
  • tests of silencers are performed in the German Institute of Acoustics in Fraunhofer,
  • test performed according to DIN EN ISO 7235.


Download the pdf technical sheet of Rectangular Silencers and Baffles for Rectangular Silencers


These and other products for ventilation and heat recovery can be found in the PRODUCTS section