Duct Silencer
Sections
NC 20 Noise Criteria for Concert Halls
Achieve NC 20 background noise in concert halls through low-velocity air systems, duct silencer design, equipment isolation, and comprehensive sound path analysis.
A comprehensive encyclopedia of heating, ventilation, and air conditioning systems
Achieve NC 20 background noise in concert halls through low-velocity air systems, duct silencer design, equipment isolation, and comprehensive sound path analysis.