The wall behind the speakers is 4" of Roxul AFB, and I’m sure you recognize the side wall panels. The product works very well and is easier to work with than I expected. We receive a lot of compliments on the coffee-theme panels.
I would highly recommend ATS for your sound control needs. We will be calling them again in the near future for other rooms that we need to treat. - Pastor Barry Todd, Canada More reviews and photos...