Question - I'm building a home theater in my basement which has two windows, but the top of both windows are higher than the base of the floor joists (they go all the way up to the subfloor). Any suggestions on how to "soundproof" the bottom of the subfloor where the windows are framed out? I have about two inches to play with between the bottom of the subfloor and top of the window. They are similar to this:
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