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2. Drywall - Wikipedia

   en.wikipedia.org/wiki/Drywall

   Various sized cuts of 1 ⁄ 2 in (13 mm) drywall with tools for maintenance and installation . Drywall (also called plasterboard, dry lining, [1] wallboard, sheet rock, gib board, gypsum board, buster board, turtles board, slap board, custard board, gypsum panel and gyprock) is a panel made of calcium sulfate dihydrate (), with or without additives, typically extruded between thick sheets of ...

3. Gypsum - Wikipedia

   en.wikipedia.org/wiki/Gypsum

   Gypsum is a soft sulfate mineral composed of calcium sulfate dihydrate, with the chemical formula CaSO 4 ·2H 2 O. [4] It is widely mined and is used as a fertilizer and as the main constituent in many forms of plaster, drywall and blackboard or sidewalk chalk.

4. Lath and plaster - Wikipedia

   en.wikipedia.org/wiki/Lath_and_plaster

   In use as early as 1900, rock lath (also known as "button board," "plaster board" or "gypsum-board lath"), is a type of gypsum wall board (essentially an early form of drywall) with holes spaced regularly to provide a 'key' for wet plaster. [3] Rock lath was typically produced in sheets sized 2 by 4 feet (610 by 1,220 mm).

5. What's the Actual Difference Between Sheetrock and Drywall? - AOL

   www.aol.com/whats-actual-difference-between...

   1/2-inch drywall: This is the most common thickness of drywall used in home interiors because it's relatively easy to carry and hang. 5/8-inch drywall: The thickest type of drywall, 5/8-inch ...

6. Building insulation material - Wikipedia

   en.wikipedia.org/wiki/Building_insulation_material

   Wet-spray is best for new construction, as the wall must be allowed to dry completely before sealing with drywall (a moisture meter is recommended). Moist-spray (also called stabilized) cellulose uses less water to speed up drying time. Fiberglass. Usually pink, yellow, or white. Loses effectiveness when moist or wet, but does not absorb much ...

7. Gypsum block - Wikipedia

   en.wikipedia.org/wiki/Gypsum_block

   A gypsum block is made of gypsum plaster and water. The manufacturing process [1] is automated at production plants where raw gypsum (CaSO 4 ·2H 2 O) is ground and dried, then heated to remove three-quarters of the bound water and thus transformed into calcium sulfate hemihydrate (CaSO 4 ·½H 2 O), also known as gypsum plaster, stucco, calcined gypsum or plaster of Paris.