Examine This Report on Window soundproofing
Plain aged fiberglass may not be as good as rock wool in that perception. I would take the Roxul guys advice and install flush to subfloor, the joists may even be tall adequate for a 2nd layer of batts.I want to soundproof the walls as best as is possible. Are you able to make any tips and costs to do so. Thanks upfront, And that i anticipate Liste