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Calculation Machine

CFM to CMM Calculator

Convert CFM to cubic metres per minute.

Reviewed by the Calculation Machine team · How we check our maths

Your values

ⓘ Live results

Results
Airflow
28.317 CMM
In m³/h
1699
In L/s
471.9
In cu ft per hour
60,000

Quick answer

One CFM equals 0.0283168 cubic metres per minute.

The formula

CMM = CFM x 0.0283168

Worked example

Worked example

Using the values the calculator loads with.

Inputs

  • Airflow1000 CFM

Result

  • Airflow28.317 CMM
  • In m³/h1699
  • In L/s471.9
  • In cu ft per hour60,000

How to use the CFM to CMM Calculator

  1. 1Enter the CFM value.
  2. 2Read CMM for metric fan curves plotted per minute.
  3. 3Cross-check m³/h for catalogue comparisons.

Frequently asked questions

Where is CMM used?

Japanese and Korean fan and air purifier specs often quote m³/min.

Does altitude matter?

The unit conversion does not change, but a fan moves less mass of air at altitude.

About this calculator