acoustic wallboard of ecological

Acoustical Panels - Acoustical Wall Panels - Sound Absorbing Panels

Echo Eliminator Acoustical Cotton Panels. These recycled cotton acoustical panels are the most cost-effective acoustical absorbing material on the market. Made from recycled cotton, these acoustical panels are eco-friendly and may contribute toward LEED credits. Echo Eliminator panels are easy-to-install,..

Hush Wall Board - Hush Acoustics

Substituting standard plasterboard linings with the Hush Wallboard will significantly improve acoustic performance levels. The product has been manufactured with two deadening boards which are separated by visco- elastic dampening strips. The dampening strips decouple one side of the board from the other, reducing..

Acoustic Panels | Acoustical Solutions

All of our acoustical wall panels can be fabric-wrapped, made from a Class A fire rated acoustic foam, or covered in perforated metal. .. for absorbing reverberant sound in studios, theaters, gyms, restaurants, classrooms and many other applications where environmental friendly sound absorption products are needed

SilentFX QuickCut Drywall | CertainTeed

SilentFX QuickCut noise-reducing drywall features a viscoelastic polymer between two specially formulated dense gypsum cores significantly improves sound attenuation and is ideal for systems requiring high STC performance. Designed to easily score and snap, QuickCut allows for faster installation and lower labor..

Gypsum Plasterboard and the environment - GreenSpec

Plasterboard is one of the great versatile materials in modern construction. Made from the simple materials of gypsum and paper it is used in most building types in a wide range of applications including wall lining, partitions, sound control and fire protection. The main environmental impacts associated with plasterboard..

US7799410B2 - Acoustical sound proofing material with improved .

A single stud wall assembly with a single layer of type X gypsum wallboard on each side is recognized as having inadequate acoustical performance. That single stud wall has been laboratory tested to an STC 34well below building code requirements. A similar wall configuration consisting of two layers of type X gypsum..

NOAA PIFSC Ecological Acoustic Recorder (EAR)

The Coral Reef Ecosystem Division (CRED) and the Hawaii Institute of Marine Biology, University of Hawaii at Mnoa, use ambient marine sound to characterize the activities of marine organisms in coral reefs and their surrounding waters. By deploying an Ecological Acoustic Recorder (EAR), scientists can learn about..

An ecological acoustic recorder (EAR) for long-term monitoring of .

J Acoust Soc Am. 2008 Mar;123(3):1720-8. doi: 10.1121/1.2836780. An ecological acoustic recorder (EAR) for long-term monitoring of biological and anthropogenic sounds on coral reefs and other marine habitats. Lammers MO(1), Brainard RE, Au WW, Mooney TA, Wong KB. Author information: (1)Hawaii Institute of..

Acoustic Panels - Acoustic Insulation - The Seventrust

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