## Measurement unit: cubic foot/second

**Full name:** cubic foot/second

**Plural form:** cubic feet/second

**Symbol:** cfs

**Category type:** volume flow rate

**Scale factor:** 0.028316847

## SI unit: cubic meter/second

The SI derived unit for volume flow rate is the cubic meter/second.

1 cubic meter/second is equal to 35.314666212661 cubic foot/second.

Valid units must be of the **volume flow rate** type.

You can use this form to select from known units:

## Definition: Cubic foot/second

A cubic foot per second (also cfs, cu ft/s, cusec and ftÂ³/s) is an Imperial unit / U.S. customary unit volumetric flow rate, which is equivalent to a volume of 1 cubic foot flowing every second.

## Sample conversions: cubic foot/second