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Category guide

Concrete & Screed calculators

These tools turn a measured rectangular footprint and chosen depth into a volume, an allowance-adjusted quantity and optional bag rounding. Choose the specific material task before calculating.

What to have ready

Make the estimate easier to check.

  1. 01

    Use the intended finished depth across the full measured area.

  2. 02

    Keep concrete and screed as separate material estimates.

  3. 03

    Check the product's stated bag yield before using any bag total.

Available now

Calculators in this category

3 live tools with a visible formula and material-list output.

ConcreteConcrete calculatorEstimate one or more concrete pours, with shape, waste, ready-mix, bag and visitor-entered cost planning.Open tool →ScreedScreed calculatorEstimate floor screed volume and optional bag quantities from floor area, average depth and waste.Open tool →ConcreteCement, sand & ballast calculatorEstimate cement, sand and ballast quantities from a chosen mix ratio, volume, allowance and whole bag rounding.Open tool →

Keep exploring

More ways to plan

All categories →
Project journeysPlan a whole taskFollow a practical sequence of existing calculators for a patio, room, bathroom tiling or fence project.Explore projects →ReferenceCheck the quantity termsReview the measured area, volume, coverage and purchase-rounding ideas behind a materials list.Open reference →CompareCompare like for likeUse the same material requirement when checking product packs, delivery and a local merchant's offer.Compare options →