Wallpaper Calculator

This handy tool calculates the quantity of wallpaper required for your room, based on printed panels and your finished wall dimensions.


Use the form below to work out exactly what you need, helping to avoid unnecessary waste and making the whole thing a good deal simpler.

Our wide-width wallpapers can be printed as individual drops at no extra charge, making installation simpler and more efficient.

  • Printed to the height of your wall
  • Supplied as ready-to-hang drops for easier installation
  • No complex pattern layout or on-site cutting required
  • Minimal waste, particularly with straight repeats

This calculator is not suitable for rooms with staircases or varying wall heights. If this applies, we recommend speaking to your decorator.

Your Room

Different designs have different usable widths. We’ll allow for this automatically.

Add all walls you’re covering, include doors, windows and reveals.

This tool gives an estimate of the quantity to print. We cannot be responsible for the amount you finally order. If in doubt, please check with your decorator.

Your Panels

Please select a design and input the width and height of your walls.


This tool will calculate the quantity required to wallpaper a room using printed panels. Final quantities should always be checked carefully before ordering.

If you are matching a previous order, please let us know at the time of ordering so we can ensure consistency.

For guidance on measuring your room for panels, please use the measuring guide below.

Please include the full width of all walls, along with windows, doors and window reveals in your measurements.

How to measure your room