Pump Head from Pressure (psi to feet)

Head is pressure expressed as a height of fluid.

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Formula

Head (ft) = psi × 2.31 ÷ SG

Example calculation

8 psi differential water → 18.5 ft.

Practical HVAC use

Read pump curves from gauge readings.

Common mistakes

Using a single gauge instead of differential.

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Educational tool. Results are estimates from the stated formulas; always confirm with manufacturer data and the code adopted in your jurisdiction. All calculators