Jan 10, 2020 · Sonopan is known to have the "Box" test, where they put a loudspeaker inside a box lined with Sonopan, and the music is inaudible inside the sonopan box. You can youtube …

Dec 21, 2023 · I was wondering if anyone has experience with using green glue, SONOpan boards, or MLV to my existing drywall, and sandwiching this product with a new drywall over it. …

Aug 1, 2024 · Don’t create a double or triple leaf effect. If you are going to use clips and hat channel (resilient channel is not reliable because of installation errors being so common) you …

Apr 27, 2004 · Several people recommended Sonopan, a Canadian product that comes in 4x8 sheets. Tack it onto the rafters, then screw the sheetrock over the Sonopan, and it's supposed …

Apr 27, 2004 · Ich möchte etwas tun, um die Übertragung von Bässen durch die Decke in den Raum darüber und in die Ofenlüftungen/Plena (Plena? :) ), die über dem Heimkinoraum …

Oct 29, 2002 · The diaphramic effect happens only if you install the resilient bars between two sheets of sheetrock. The resilient NEEDS to be installed between the Sonopan and the …

Apr 12, 2024 · So Sonopan claims to have some proprietary sound blocking tech, but being .75” thick, made of wood fibers and glue, and weighing in at about 25lbs a sheet vs 70lbs for 5/8” …

Aug 26, 2021 · The Sonopan installation instructions pdf says that it has a STC rating of 27: Installation PDF I question that and would not believe it without some independent lab testing …

Mar 25, 2001 · For example, the STC 53 SONOpan wall could have only 19db transmission loss at 125Hz and still be in compliance with the STC 53 spec whereas the Type-X wall with Green …

Apr 23, 2021 · The Sonopan is really just gonna act as insulation to absorb reflections for the space above the drywall. Although with just one layer of drywall, it may add a bit of …