Acoustic Duct Silencer
All Acoustical Duct Silencers shall bare the AMCA Certified Ratings Program seal for Sound and Air Performance.
- AMCA Publication 11: Certified Ratings Program Operating Manual
- AMCA Publication 1011: Certified Rating Manual for Acoustic Duct Silencers
Acoustic Duct Silencers — Certified & listed products by company
Air Movement and Control Association International, Inc.