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Overview Room-to-room noise reduction is rated in terms of sound transmission class (STC). The acoustical performance of common 16" OC wood stud walls is typically STC 30 to 34, and 24" OC wood stud walls is STC 36 to 39. This is considered poor, as conv...

Sound from your own home theater or sound system can turn around a bad day, immerse you in another world and, according to officials seeking means for population control in India, can even keep you occupied until you fall asleep. On the other hand, if ...