Noise Control Products

Return Air Silencers

Pottorff crosstalk silencers provide economical noise control at transfer ducts between acoustically sensitive spaces.

  • Type L Catalog Sheet - Configured for multiple installations serving a common shaft between
    adjacent spaces.
  • Type U Catalog Sheet - Configured for installation
    in or above lay-in acoustical ceiling tile systems
    between adjacent spaces.
  • Type Z Catalog Sheet - Configured for installation
    in walls or doors between adjacent spaces.

    Pottorff RA silencers are fabricated with a 4" (102) thickness for installation in wall cavities or other applications where noise control is required in a low profile.

  • RA Catalog Sheet - Configured for return air transfer openings or return air grilles between adjacent spaces.

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