Wallpaper Calculator

Plan wallpaper quantities when you know the total wall run.

Openings, pattern repeat, wall condition, and installer method can change real usage. Confirm expensive orders with your installer.

Total wall width (m) Wall height (m) Door/window area to subtract (m²) Roll width (cm) Roll length (m) Waste allowance (%)

GUIDE

How to use it

Estimate wallpaper rolls from total wall width, height, roll size, and waste allowance.

Measurement error, product specifications, installation method, and safety requirements can change the real quantity or recommended value.

Does this replace professional advice?

No. Work involving structure, electrical systems, HVAC, waterproofing, or loads should be checked by a professional.