SCFM to CFM Calculator SCFM Standard Cubic Feet per Minute Actual Temperature Enter actual inlet temperature entering the blower in degrees Fahrenheit Actual Pressure Enter actual inlet pressure in PSIA, include any inlet losses you anticipate Barometric Pressure Enter site Barometric pressure in PSIA, this will be dependent on elevation Relative Humidity Enter Relative Humidity as a percent, ie. 80% Relative Humidity is entered as 0.80 ACFM Actual Cubic Feet per Minute This calculator is for converting SCFM (Standard Cubic Feet per Minute) into ACFM (Actual Cubic Feet Per Minute). You might be looking for Pneumatic Valves