Concrete Volume Calculator

Calculate how much concrete you need for a slab. Enter dimensions and waste factor to get the total volume and the number of 40 kg or 25 kg bags.

Inputs

%
0 – 100 %

Results

Embed this calculator

Preview

Paste this code into your page to show the calculator.

Share this calculation

Anyone who opens this link sees your values already filled in.

200+ calculators · 10 languages · 100% free

Was this calculator helpful?

No

How can we improve this calculator?