Mixed Air Calculator

Estimate mixed air temperature from outside air, return air, and outside-air percentage. Results update live as you type.

Return Air %
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Mixed Air Temp
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OA Contribution
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RA Contribution
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Inputs valid. Results update live as values change.

Engineering estimate only. Verify final values against project criteria, equipment submittals, manufacturer data, measured field conditions, and engineering judgment.

Need help applying this to a BAS sequence, air handler, trend review, or commissioning issue? Contact WEBC.