Outdoor Air Calculator (Equivalent Clean Airflow Rate)

Equivalent Outdoor Air Calculator (Equivalent Clean Airflow Rate)

"*" indicates required fields

This calculator is based on the ASHRAE Building Readiness Guide.

Space Area (sqft)*

Please enter a number greater than or equal to 0.

Ceiling Height (ft)*

Please enter a number greater than or equal to 0.

Supply Air Flow (CFM)*

Please enter a number greater than or equal to 0.

Outdoor Air Percentage (%)*

Please enter a number from 0 to 100.

Space Volume (cuft)

Supply Air Change

Outdoor Air Change

Filter Rating*

Filter Equiv. Air Change

Is there any in-duct UV-C?*

Yes

UVC Single Pass Inactivation (%)*

Please enter a number from 0 to 100.

UVC Equiv. Air Change

Is there any in-room HEPA filtration?*

Yes

Total In Room Fan HEPA Filter Clean Air Delivery Rate (CFM)

If there is more than one in-room HEPA filtration unit, please enter in the sum of all Clean Air Delivery Rate from all units.

In Room HEPA Equiv Air Change

Zone Air Distribution Effectiveness*

ASHRAE Standard 62.1, Use 1 for typical office set up.
ASHRAE Zone Air Distribution Effectiveness

Equiv. OA Air Change

Enter your target Air Change

Please enter a number greater than or equal to 0.

Time required to achieve target (min)

Please enter your email address and we will email this result to you.

Thank you for taking your time today to review the Outdoor Air Equivalency Tool, and we trust it provided some value. We respect your privacy and no salesperson shall contact you without your acknowledgement below.

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Equivalent Outdoor Air Calculator (Equivalent Clean Airflow Rate)

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