Air Purifier Calculator – HealthyHome.Help

Air Change Calculator

Room Length (ft): Room Width (ft): Room Height (ft): Square Footage (ft²): Room Volume (ft³): Air Changes per Hour (ACH)

23456

Current ACH: 2

Total CFM: Purifier CADR (ft³/min): Number of Air Purifiers:

Summary

Enter values above to see your results.

Note: This calculator is for reference only and does not replace professional advice. Local regulations, occupant health, and building type may affect actual requirements.