CVA Calculator

Estimate CFM or Velocity based on the Area in square feet of the ductwork. For example a 12" x 12" (1 square foot) duct moving 400 CFM will move air at approximately 400 FPM while a 12" x 24" (2 square foot) duct moving the same 400 CFM will move air at approximately 200 FPM.

Enter at least 2 values, then click Calculate.