SOUND ATTENUATOR
http://data.posccaesar.org/rdl/RDS414179
<http://rds.posccaesar.org/2008/02/OWL/ISO-15926-2_2003#ClassOfInanimatePhysicalObject>
1998.02.20
u20683
A silencer that is a chamber with sound absorbing material reducing airborne noise in a ventilation system.
RDS414179
SOUND ATTENUATOR
SOUND ATTENUATOR
Recorded