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Construction calculators

Concrete, paint, bricks, tiles and room areas.

Tools in this category

Room area

Floor, walls, perimeter and volume from three measurements.

Paint

Litres of paint based on surface area, coats and product coverage.

Concrete

Concrete volume plus the cement, sand, gravel and water needed.

Construction

Before ordering materials it pays to know how much you actually need. These calculators start from the measurements of the job and add a configurable waste allowance.

Concrete mixes use common dosage ratios; adjust them to your project specification.

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