Drywall. Drywall is a panel made of gypsum plaster pressed between two thick sheets of paper. It is used to make interior walls and ceilings. ... In New Zealand the category is known as plasterboard or gib board, the latter being a proprietary brand name but now largely a genericised trademark.

What is Gib board made of?

GIB® plasterboard is a sustainable, non-toxic, compostable product made from natural gypsum and 100% recycled paper. GIB® plasterboards do not use fly ash, a derivative of coal extraction, as a bulk filler* in place of naturally occurring gypsum.

What does GIB board mean?

a type of lining board with a cardboard surface and a gypsum core.