Renovation Cost Calculator by Rechnerzentrale

Room type

Room size

m²

Desired measures

Painting / wallpaperingPainting or wallpapering walls and ceiling, including surface preparation. For exact quantities, use our wallpaper or paint calculator.

Price per m² from your quote

€/m²

New flooringMaterial and installation, e.g. laminate, vinyl or parquet. For exact quantities, use our laminate calculator or screed calculator (subfloor).

Electrical rewiringNew wiring, sockets and distribution (standard fittings). Applies to the floor area of the room.

Window replacementNew windows including installation and disposal of the old windows, per window (standard size approx. 1.3 × 1.3 m).

Prices from your tradespeople’s quotes, based on the floor area of the room (windows per unit). We do not state market prices – there is no official source for them.

Cost at your prices

Price missing

Enter the prices from your quotes for the selected measures and the calculator works out the total.

Painting / wallpapering: price missing

Actual costs depend heavily on region, building condition and execution. Compare several quotes with the same scope; labour costs for tradespeople may be partly tax-deductible in Germany (§ 35a EStG).

Renovation Cost Calculator by Rechnerzentrale(opens in a new tab)