Control Valve Cv / GPM / ΔP Calculator

Solve for valve Cv, water flow, or pressure drop using the standard liquid valve sizing relationship. Results update live as you type.

Calculated Answer
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Valve Cv
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Flow
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Pressure Drop
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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, fluid properties, measured field conditions, and engineering judgment.

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