Find how many rolls of wallpaper you need from the wall length and height, roll size and pattern repeat, minus doors and windows, with waste.
About this tool
Find how many rolls of wallpaper you need, including pattern repeat.
How to use Wallpaper Calculator
- Enter the total wall length, height, doors and windows.
- Enter the roll width, length and pattern repeat.
- Read the rolls and strips needed.
Worked example
A room with 48 ft of wall at 8 ft high needs about 11 US rolls (20.5 in × 33 ft) with no pattern repeat.
What is a pattern repeat?
The height after which the pattern repeats; matching it wastes paper on each strip.
Why buy from one batch?
Colors vary slightly between print runs.
Explore Home Calculators · More practical guides