Ans - Plaster of Gypsum Thickness
It can be used in thicknesses ranging from 6 to 20 mm. Gypsum plaster's undercoat typically measures 11 millimetres for walls and 8 millimetres for ceilings, while the thickness of the finish coat is 2 millimetres. To prevent cracks, it is advised to apply gypsum plaster at a minimum thickness of 6 mm.