Glossary: Wallpaper Roll
**Wallpaper Roll** is a standard commercial roll of wallcovering material, typically measuring 20.5 inches wide by 33 feet long (56 square feet) in US standards, and 0.53 m by 10 m in metric double-rolls.
Wallcovering Roll Sizing
Standard wallpaper rolls yield approx. 30 usable square feet after pattern alignment cuts. Sizing calculates roll count by dividing wall area by usable roll yield.