BūvkalkulatoriFree construction calculators · MeistarPro
Guide (LV)
All calculators

Wallpaper calculator

Expert mode — consumption rates

📋 Materials

Net area: 0
Materials (excl. VAT)0 €
VAT 21%0 €
Total incl. VAT0 €

Prices are indicative LV retail averages (kursi.lv / Depo / Kruza / prof.lv). Enter your own — they're saved.

⚠️ Approximate estimate, based on average industry rates. Verify against the manufacturer datasheet.

Calculating wallpaper rolls with pattern repeat

A standard roll is 0.53 × 10.05 m. Without pattern matching a roll usually yields 3–4 drops for a 2.5 m wall; with a pattern repeat each drop must start at the beginning of the pattern and the yield drops — the larger the repeat, the more offcuts.

The calculator works out drops from the room perimeter, subtracts large openings and converts the result into rolls, adding paste and primer. Buy all rolls from one batch — shade can differ slightly between batches and it will show on the wall.

Calculating wallpaper rolls with pattern repeat

Wallpaper cannot be calculated accurately from square metres alone. First determine the number of drops from room perimeter and roll width, then how many full-height drops fit into one roll. Pattern repeat increases each cut length and can reduce the yield substantially.

Doors and windows do not always reduce roll count fully because offcuts can be used above and below openings. The calculator gives a safe buying estimate, but complex matching must be checked against the roll label.

  • Buy every roll from the same batch.
  • Check the pattern-match symbol before cutting.
  • Keep one unopened spare roll if the collection may be discontinued.

Frequently asked questions

Why is a square-metre calculation not enough?

The remaining roll length may be too short for the next full drop. Room height and repeat are as important as area.

Should windows and doors be subtracted?

Large openings can be considered, but material is still needed above and below them. It is safer not to subtract the entire opening area.

How much paste is needed?

It depends on wallpaper and substrate. Use the pack coverage and a paste intended for the selected wallpaper type.

MeistarPro products

📊
MeistarPro — construction CRMProjects, estimates, workers, GPS time tracking and invoices in one place.
🌐
SiteAI — website builderAI builds a website for your business in minutes. With a domain.

My estimate

Total0 €
Professional PDF estimate with labour →