Most people make a wild guess at how much wallpaper they need. Calculating wallpaper for your room need not be a guessing game. These instructions will show you how to calculate how much wallpaper you need for your room.
Determine the square footage of a single roll of wallpaper. The square footage of your wallpaper roll will depend on the width of the roll with varies from designer to style. If you order your wallpaper from a design center, they will be able to tell you how much square footage each roll covers. If you are purchasing stock rolls of wallpaper, the square footage will be on the label of the wall.
Remember that wallpaper is always sold by the double roll. This is important when you are ordering wallpaper from a design center. If you determine that you need 11 rolls of wallpaper, you will need to order 12 double rolls.