Concrete Block Calculator
Enter your wall dimensions to get started
Metric (m)
Imperial (ft / in)
Walls
Standard 10mm joint - approx 0.012 m³ mortar per m²
Typical allowance: 5% standard work, 10% complex shapes or many cuts
Job Costing
Enter costs in your local currency - the calculator works with any currency as long as values are consistent.
Results
| Wall | Area (m²) | Net Blocks | Waste | Total |
|---|
Total Net Blocks
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Before waste allowance
Total Waste
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-
Total to Order
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Rounded up to nearest 10
Mortar Required
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m³ across all walls