RoomQuanta.
MATERIAL CALCULATOR · FREE

Wallpaper roll calculator

Calculate wallpaper by full drops, wall height, roll size and straight-match pattern repeat. See rolls and material cost.

YOUR SPACE

Your wall, visualized.

12 m²1 area

Drag to orbit the 3D view.

Shows the first wall section; openings and trimming are not visualized.

01

Measure your space

Enter one continuous wall. Each drop runs from ceiling to floor.


02

Check the product label

Supports straight-match patterns. Half-drop matching is not included. Openings are not deducted because full-height drops may still be needed.

Measure once. Shop with a plan.

01

Measure the actual space

Use metres for rooms, walls and rolls; centimetres for individual panels. Use Draw your own to trace L-shaped or diagonal rooms.

02

Read the product label

Similar-looking flooring can have different pack sizes. Enter the exact dimensions and quantity for your chosen product.

03

Check before ordering

Quantities round up to full selling units. Actual waste depends on corners, laying direction and whether offcuts can be reused.