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 ...

So has anyone ever tried to reduce sound transmission on an interior door? I work nights and trying to keep a 5 and 7 year old from getting excited and shouting, is an impossibility. My wife keeps ...

Serious Materials has announced a new product for you high-end home theater installs called QuietHome THX certified, soundproof doors. The product will join its other interesting THX certified home ...

Home theater junkies are now one step closer to a fully THX-certified home thanks to Serious Materials’ QuietHome soundproof doors, which joins the company’s QuietRock THX-certified drywall. The ...

SUNNYVALE, Calif.--(BUSINESS WIRE)--Serious Materials today announced its new line of QuietHome soundproof doors. These new products provide market-leading noise reduction in an attractive, stainable ...