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Standard CFC Calculator

Use the calculator below to find the Cubic Feet for your specific project.

*Height is to discharge height of coolers from floor.

**Refer to air change chart for the multiplier

Important Notes:

  • Exhaust relief must be equal to the air introduction for proper air balance.
  • This sizing method only allows for area cooling and considers no other factors.
  • For most applications, 20-40 air changes per hour is recommended:
    • Comfort Cooling: 20-30 changes/hour
    • Industrial Cooling: 30-40 changes/hour
    • Heat Removal: 40+ changes/hour

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