Acoustical Silencer Nozzle

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.

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

 

Size63 Hz125 Hz250 Hz500 Hz1000 Hz2000 Hz4000 Hz8000 Hz
TS-2 1 3 4 4 5 8 3 1
TS-3 8 7 12 15 15 12 10 6
TS-4 5 8 9 11 12 12 10 6
TS-5 3 14 15 17 18 13 8 6
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Tri-Stack® Fan Selection Program