How Many Rolls Of Wallpaper Do I Need For A Room?
How Many Rolls Of Wallpaper Do I Need For A Room? For example, if your total surface area is 480 square feet (45 m2) and each roll gives you 25 square feet (2.3 m2) of usable wallpaper, then 480/25 = 19.2. Round the answer up to the nearest number. So, you would need 20 rolls