It used to be that interior walls were finished with layers of wet plaster troweled onto wooden strips, or lathe, that were nailed to wall studs. But that changed almost a century ago when the gypsum panel that’s named Sheetrock. Because of its success, other manufacturers have long since gotten into the act.
Known generally as drywall, this material is sold in thin, paper colored sheets that awre typically 4ft wide by 8 or 10ft long. They come in various thicknesses, and it is easy to install with nails or screws; panel seams between pieces are layered with thin paper tape and covered with drywall compound. (more…)