A building material consisting of rectangular sections usually made of a gypsum plaster core bonded between layers of heavy paper, used especially in the construction of interior walls and ceilings. Also called gypsum board, plasterboard, wallboard. Gypsum A common white or colorless mineral (hydrated...
Due to the number of coats and lathing, a plaster wall tends to be thicker than a drywall wall, which can create a greater air barrier [source: Heberle and Scutella]. This thickness also creates a good sound barrier between rooms. If the lathing and framing are done well, plaster can...
Drywall is a panel made of gypsum plaster sandwiched between thick paper. It is used in the construction of interior walls and ceilings as a replacement for the traditional lath and plaster method. Other names for drywall panels are plasterboard, wallboard, gypsum board, gyprock, and Sheetrock. ...