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Compact sound attenuator for circular ducts
  • Low installation height.
  • Excellent sound attenuation.
  • Glass fibre woll covered with special polyester woven fabric.
  • Tightness Class D.
  • Low pressure drop.

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Document Article Document type Date Download
Acoustics Overview (eng) (pdf 2.43MB) CLA-A, CLA-B, SORDO-A, SORDO-B, SORDO-C, SORDO-P, SORDO-PF, CALMO, CADENZA, LARGO, LENTO, MORENDO, FACILE, ALD, CTM, CTK Brochure 27/06/2025