Drywall is a paned made out of gypsum plaster pressed between two thick sheets of paper or fiber glass; it is used to make interior walls and ceilings. What are the advantages of drywall? Drywall is passive fire resistance protection because gypsum contains water (hydrates) that have been crystallized. There is no need to wait for it to dry compared to regular plaster. We have installed many sheets of Drywall over the years. we can install sound proof, water prof and fire resistant drywall. Our drywall can be used to repair walls and to add aesthetic value to the walls of the property.