http://en.wikipedia.org/wiki/Actual_cubic_feet_per_minute http://en.wikipedia.org/wiki/Actual_cubic_feet_per_minute cubic feet per minute cubic feet per minute http://en.wikipedia.org/wiki/Actual_cubic_feet_per_minute Actual cubic feet per minute http://en.wikipedia.org/wiki/Actual_cubic_feet_per_minute SCFM vs CFM.