cubic foot | |
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![]() Gas meter with volume measured in cubic feet | |
General information | |
Unit system | Imperial and US Customary |
Unit of | Volume |
Symbol | ft3, cu ft |
Conversions | |
1 ft3 in ... | ... is equal to ... |
US Customary | 1728 in3 1⁄27 yd3 |
SI units | 0.02831685 m3 |
The cubic foot (symbol ft3 or cu ft)[1] is an imperial and US customary (non-metric) unit of volume, used in the United States and the United Kingdom. It is defined as the volume of a cube with sides of one foot (0.3048 m) in length. Its volume is 28.3168 L (about 1⁄35 of a cubic metre).