About Air Flow Silencers
Air Flow Silencers
Air flow silencers are designed to reduce the sound transmission levels of air handling devices such as duct work or air hoses.
15070 - Mechanical, Sound, Vibration and Seismic Control
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15820 - Duct Accessories
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23 05 48 - Vibration and Seismic Controls for HVAC
23 33 00 - Air Duct Accessories
For other relevant searches, you might want to try: AlphaLoc Flat Pack Silencers, AlphaAir Nozzles, AudioSeal Pipe and Duct Wrap, Computer Fan Silencers.