Tri-Stack® Acoustical Silencer Nozzles™

Exhaust Fan Silencers

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Acoustical Silencer Nozzles™ for Tri-Stack® systems provides quieter operation in particularly noise-sensitive areas. Their unobtrusive design enhances roofline aesthetics without affecting fan performance. Acoustical Silencer Nozzles™ may be retrofitted onto existing Tri-Stack® fans quickly and conveniently.

Features & Benefits

  • Attenuate up to 12 dBa
  • Low profile design
  • No effect on fan performance
  • May be retrofitted onto existing Tri-Stack® fans

Standard Outlet Fan Silencers

Exhaust Fan Silencers

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Standard fan silencers are an alternate to the Acoustical Silencer Nozzle™. Like the acoustical silencer nozzle, it attenuates the Tri-Stack® system. Standard silencers are available in a variety of lengths for every Tri-Stack® model.

Features & Benefits

  • Provide quieter operation in particularly noise-sensitive areas
  • Low profile design
  • Variety of lengths available