Originally Posted by HenriKay
Yes... but what if you don't have the space for building an isolated room in the room? These hangers are efficient absorbers.
There are indeed lots of cases were an elastic suspended ceiling can substitute supporting it on the walls where one needs to make sure one can span the whole enclosure (heavy construction).
Henri, just info, you mean decoupler/silencer NOT absorber .....
These things aren't physically meant to absorb or dissipate energy but to increase TL (caused by phase-relationship between the 2 decoupled masses).