Construction volume converter
Convert brass, cubic feet, cubic metres, cubic yards and litres, and estimate bricks, cement and concrete.
Same amount in every unit
- Cubic foot100
- Brass1
- Cubic metre2.8317
- Cubic yard3.7037
- Litre2,831.68
Units on this page
- Cubic foot (cft)
- The common unit for sand, concrete and excavation. 1 cft = 28.317 litres.
- Brass
- 100 cubic feet (2.832 cubic metres). The trade unit for sand, metal and aggregates.
- Cubic metre
- The metric volume unit: 1 m³ = 35.3147 cft = 1,000 litres.
- Cubic yard
- 27 cubic feet (0.7646 m³).
- Litre
- One thousandth of a cubic metre. Used for water and liquids.
Quick reference table
| cft | brass | m³ | cubic yards | |
|---|---|---|---|---|
| 1 cubic foot | 1 | 0.01 | 0.028317 | 0.037037 |
| 1 brass | 100 | 1 | 2.8317 | 3.7037 |
| 1 cubic metre | 35.3147 | 0.353147 | 1 | 1.308 |
| 1 cubic yard | 27 | 0.27 | 0.764555 | 1 |
| 1 litre | 0.035315 | 0.00035315 | 0.001 | 0.00130795 |
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Questions people ask
What is 1 brass in cubic feet?
1 brass is 100 cubic feet, which is 2.832 cubic metres. It is the usual trade unit for sand and aggregate.
How many cement bags are needed for 1 cubic metre of M20 concrete?
About 8 bags of 50 kg for a 1:1.5:3 mix, before wastage.
How many bricks are needed per cubic metre of brickwork?
About 500 standard modular bricks (190 × 90 × 90 mm with 10 mm mortar joints).
How do I convert cubic feet to cubic metres?
Divide the cubic feet by 35.3147 to get cubic metres.
Are the material estimates exact?
No. They are planning estimates based on standard mixes. Site conditions, material quality and your engineer's design can change the numbers, so confirm with your engineer or contractor.