Quote Originally Posted by Zachary Hoyt View Post
If it's sound insulation then I wouldn't have a use for it at all. If it's thermal insulation I would not be opposed to reusing it if it would provide a reasonable R value, but I don't know how to tell.
If it is sound insulation you might want to learn why it was put there.

Could there be a flight path to an airport over your area?

jtk