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2. 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 ...

3. Dropped ceiling - Wikipedia

   en.wikipedia.org/wiki/Dropped_ceiling

   It may also be referred to as a drop ceiling, T-bar ceiling, false ceiling, suspended ceiling, grid ceiling, drop in ceiling, drop out ceiling, or ceiling tiles and is a staple of modern construction and architecture in both residential and commercial applications.

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. 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 ...

6. Akoustolith - Wikipedia

   en.wikipedia.org/wiki/Akoustolith

   The two had previously collaborated in the development of the Rumford tile, a ceramic acoustical finish used in the construction of the St. Thomas Church in New York City. [6] While initially a success, the cost to manufacture Rumford tile led the company to focus on the development of the cheaper and more durable Akoustolith. [7]

7. Noise control - Wikipedia

   en.wikipedia.org/wiki/Noise_control

   Acoustical wall and ceiling panels are a common commercial and residential solution for noise control in already-constructed buildings. Acoustic panels may be constructed of a variety of materials, though commercial acoustic applications will frequently be composed of fiberglass or mineral wool-based acoustic substrates.