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WSA Secondary Attenuators

    • Product Details


      The WS series are a range of secondary attenuators to be used in conjunction with the waterloo range of air volume dampers to provide additional attenuation of duct borne noise in ventilation systems.

      Product Description

      WS models are available for the whole range of air volume dampers. Refer to tables for model reference and sizes.


      • Rated to ISO 7235 & BS 4718
      • Range of lengths
      • Robust construction


      • 22 SWG Galvanised mild steel casing
      • 26 SWG Galvanised mild steel splitter faces with inert mineral wool infill

      Product Specification


      Related links

      Waterloo Mill Finish


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    • Product Images



      WSA Secondary Attenuator diag

    • Product Model Data