Air (Circular): Imperial
Volumetric flow rate calculator.

Enter diameter (inch):
  Square/Rectangular?
Enter the average of anemometer scan or traverse readings: fpm  
(OPTIONAL)
Enter design volume: cfm
Results..
Cross sectional area: ft²ft² or in²in²

Volumetric Flow Rate.. VOLUME	If design volume is entered above.. % OF DESIGN
cfmcfm Convert?	% REQ fpm?

If design volume is entered above shows required average of anemometer scan or traverse readings to achieve 100% of design.
LOOKING FOR = fpmfpm

Converted...
m³/sm³/s	m³/mm³/m	m³/hm³/h
ft³/sft³/s	ft³/m	ft³/hft³/h
l/sl/s	l/ml/m	l/hl/h

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Tip: Need to save the data? Simply screenshot your results!