
There are many types of drywall including water-resistant greenboard, insulated wallboards, backer boards, and special boards for specific applications needed for fire resistance, sound acoustics, or durability.
The typical board comes 4' wide and range in length from 6' to 16'. They come in various thicknesses depending upon application from 1/4" to 5/8". To safely measure the job needed, take the area of the total surface to be done, subtract openings such as doorways and windows, and add 15% for extra areas and waste.
The following is a list of steps you'll need to follow:
First, here are a few tips which may save you some time.