How many foot of head in 1 PSIA? The answer is 2.3072493927233. We assume you are converting between foot of head and pound/square inch [absolute]. You can view more details on each measurement unit: foot of head or PSIA The SI derived unit for pressure is the pascal. 1 pascal is equal to 0.00033463823293911 foot of head, or 0.00014503773800722 PSIA. Note that rounding errors may occur, so always check the results. Use this page to learn how to convert between feet of head and pounds/square inch. Type in your own numbers in the form to convert the units!
1 foot of head to PSIA = 0.43342 PSIA
5 foot of head to PSIA = 2.16708 PSIA
10 foot of head to PSIA = 4.33417 PSIA
20 foot of head to PSIA = 8.66833 PSIA
30 foot of head to PSIA = 13.0025 PSIA
40 foot of head to PSIA = 17.33666 PSIA
50 foot of head to PSIA = 21.67083 PSIA
75 foot of head to PSIA = 32.50624 PSIA
100 foot of head to PSIA = 43.34165 PSIA
You can do the reverse unit conversion from PSIA to foot of head, or enter any two units below:
Pounds per square inch absolute (psia) is used to make it clear that the pressure is relative to a vacuum rather than the ambient atmospheric pressure. Since atmospheric pressure at sea level is around 14.7 psi, this will be added to any pressure reading made in air at sea level.
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