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Renovation and materials

Baseboard and skirting calculator

Calculate room perimeter after doorways, reserve, full pieces to buy and total cost.

01 · Room and package values

Room and package values

Use the package label when its coverage differs from the ready example.

03 · Every number explained

Every number explained

The table separates measured quantity, reserve and package rounding so the final shopping number is easy to verify.

What to buyOnly whole packages or pieces are counted.6 full pieces
Measured amountAfter subtracting doors, windows or doorways where relevant.12.2 m
Material reserve10% · editable reserve+1.22 m
Material requiredCalculate room perimeter after doorways, reserve, full pieces to buy and total cost.13.42 m
Material purchasedPackage rounding can create a useful leftover.15 m
Material left after the jobKeep it for cutting errors or future repairs.1.58 m
Estimated material cost6 × US$25.00US$150.00