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2. Acoustic panel - Wikipedia

   en.wikipedia.org/wiki/Acoustic_panel

   An acoustic board is a board made from sound absorbing materials, designed to provide sound insulation. [3] [4] Between two outer walls sound absorbing material is inserted and the wall is porous. Thus, when sound passes through an acoustic board, the intensity of sound is decreased. The loss of sound energy is balanced by producing heat energy.

3. Popcorn ceiling - Wikipedia

   en.wikipedia.org/wiki/Popcorn_ceiling

   Popcorn ceiling texture. A popcorn ceiling, also known as a stipple ceiling or acoustic ceiling, is a ceiling with one of a variety of spray-on or paint-on treatments. [1] The bumpy surface is created by tiny particles of vermiculite or polystyrene, which gives the ceiling sound-deadening properties. Mixtures are available in fine, medium, and ...

4. Architectural acoustics - Wikipedia

   en.wikipedia.org/wiki/Architectural_acoustics

   The typical sound paths are ceilings, room partitions, acoustic ceiling panels (such as wood dropped ceiling panels), doors, windows, flanking, ducting and other penetrations. Technical solutions depend on the source of the noise and the path of acoustic transmission , for example noise by steps or noise by (air, water) flow vibrations.

5. Dropped ceiling - Wikipedia

   en.wikipedia.org/wiki/Dropped_ceiling

   Initially modern dropped ceilings were built using interlocking tiles and the only way to provide access for repair or inspection of the area above the tiles was by starting at the edge of the ceiling, or at a designated "key tile", and then removing contiguous tiles one at a time until the desired place of access was reached.

6. Akoustolith - Wikipedia

   en.wikipedia.org/wiki/Akoustolith

   Akoustolith was first introduced by the Guastavino Fireproof Construction Company, in collaboration with Wallace Sabine of Harvard University, in 1915. [2] The founder of the Guastavino Company, Rafael Guastavino Sr., had immigrated to the United States from Spain in 1881, bringing with him the method of timbrel-vault construction, also known as cohesive construction. [3]

7. Acoustic ceiling - Wikipedia

   en.wikipedia.org/wiki/Acoustic_ceiling

   Acoustic ceiling may refer to: Dropped ceiling; Popcorn ceiling This page was last edited on 27 December 2019, at 14:27 (UTC). Text is available under the ...