Sound attenuators for circular ducts
  • 50 mm mineral wool
  • Galvanised sheet steel to Environmental Class C3
  • Fibre-migration proof with FarTex®
  • 100 mm shorter
  • Air tightness class D
  • M1 classified
  • Excellent noise attenuation
  • Low pressure drop
  • Included in the MagiCAD database
  • Fire-resistance class EI30 to EI120*
    ** See the table for requisite safety distance
SORDO-A - Standard range
DimensionLength Working rangeAttenuation

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