Acoustic Plenums & Louvered Penthouses by Parklane
The ability of building materials to insulate noise is rated in weighted sound reduction index (Rw) for airborne noise , and impact insulation class (IIC) for impact noise . If you are buying a home, visit the site at various times of the day to assess noise levels .
Noise control for an industrial penthouse

To reduce helicopter noise in your city penthouse , consider installing double or triple-glazed windows with laminated acoustic glass. This can decrease sound by up to 40 dB, significantly improving your comfort. Using heavy concrete for exterior walls can also help dampen low-frequency sounds. This added mass can make a noticeable difference in noise reduction .
Building quiet

The materials you use for noise reduction can work in four basic ways. Sound isolation - stopping sound from passing through, by reflecting it. Sound absorption - soaking up sound so it is not reflected. Vibration isolation - stopping vibration energy passing from one point to another. Vibration absorption - soaking up the vibration by damping.
More Context About Penthouse Level Noise Reduction Materials
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