While closed doors do a decent job of muffling the noise outside a room, cracks between a door and its casing or threshold offer just enough space for some sound to filter in. Homeowners looking for ...

World’s first THX-Certified soundproof door joins THX-Certified QuietRock SUNNYVALE, CA — September 2, 2008 — Serious Materials today announced its new line of QuietHome soundproof doors. These new ...

Soundproof rooms come with a built-in flaw. In order to get into them, you need to go through a door, which is not often sealed at the same level as the rest of the room. This is because regular doors ...