Quote:
Originally Posted by leifthewarrior
I guess I don't understand why the "Blow in" fiber won't work. If I make a frame for it, a way to hold it in, and compact it, why wouldn't it work? It is mineral wool, the same as the mineral wool board.
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A frame rigid enough to hold this type of insulation in place would be acoustically reflective, not allowing the sound wave to enter the insulating material.