Plaster Soundproofing Add-Ons: When an Extra Coat Helps and When It’s Wishful Thinking
Introduction Extra plaster coats provide additional mass and seal to help reduce sound transmission when the first layer isn’t enough. A second coat can improve sound dampening by filling gaps and smoothing the surface. But it’s not a magic fix for loud environments or structural issues. Whether to add another coat depends on the room, […]
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