Units of measurement
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Calculations
Pounds per square foot (psf)
Centimeters of water (cmH2O)
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Information
Pounds per square foot (psf)
Pound per square foot (psf) — a unit of pressure based on pounds of force applied to a square foot. Used in construction and for measuring pressure in heating and ventilation systems.
Centimeters of water (cmH2O)
Centimeters of water (cmH2O) — a unit of pressure equal to the pressure exerted by a 1-centimeter high column of water. Used for low-pressure measurements.