Gearslutz.com - View Single Post - Stopping sound transmission: Air only or air and insulation?

Rick Sutton · 21st December 2008

In my experience the batt insulation helps dampen the inner chamber that the wall makes. I have always filled both walls in a double wall situation. My walls are sound board with two layers of 5/8" rock and are quite effective.

21st December 2008	#5
Rick Sutton Lives for gear Joined: Feb 2003 Location: Atascadero, CA Posts: 4,054	In my experience the batt insulation helps dampen the inner chamber that the wall makes. I have always filled both walls in a double wall situation. My walls are sound board with two layers of 5/8" rock and are quite effective.