That’s why building standards, guidelines, and rating systems require full-height walls with high Sound Transmission Class (STC) ratings. Think about how solid and massive that wall is compared to a lightweight acoustic ceiling full of holes for lights and air devices. It depends on if you decided to compromise the architecture – inside the walls and above the ceiling.īefore you do that, think about the weight of a wall compared to that of an acoustic ceiling panel. The problem is that whether or not they will have their expected privacy is completely out of sight. But, when they enter a private room and close the door, their expectations for sound privacy change a lot. People don’t expect speech privacy when they are in a large open area full of people. Those low scores relate to the use of open spaces, but they relate to poorly designed, private rooms, too. Post-occupancy building surveys show that the number one dissatisfaction with buildings is their acoustics – and more specifically, sound privacy.
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