You can also calculate approximately how much concrete you’ll need for a floor slab or foundation.
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Tip: Slab thickness is typically 100–150 mm for domestic projects. The calculator works out length × width × thickness ÷ 1 000 to give volume in m³. Allow around 10 % extra for waste or uneven ground conditions.
Getting competitive quotes gives you an accurate total price for your pour.The final cost depends on factors such as delivery distance, pump hire and any placing or finishing work. Comparing is completely free and could save you both time and money.