The vibrations that are be transmitted via the framing are the more responsible contributors for sound after the hollow cavity is insulated with either Roxul or fiberglass.
This is why staggered wall assemblies give better STC ratings.
1 - 2 of 12 Posts
This is an older thread, you may not receive a response, and could
be reviving an old thread. Please consider creating a new thread.
A forum community dedicated to Do it yourself-ers and home improvement enthusiasts. Come join the discussion about tools, projects, builds, styles, scales, reviews, accessories, classifieds, and more! Helping You to Do It Yourself!