STRUCTURAL
Pressure & stress
Pressure, material stress and fluid head.
Try a decimal, 1e-9, 1/3, or 5 1/2.
Result4.88243 mmH₂O1 psf = 4.88243 mmH₂O
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psf to mmH₂O Converter
Convert pound-force per square foot (psf) to millimetre of water, conventional (mmH₂O). Enter a value for an instant result, or use the examples and reverse conversion below.
520units ready to convert
HOW IT IS CALCULATED
Convert through pascal
Enter a pound-force per square foot value to calculate millimetre of water, conventional with full internal precision before display rounding.
Display PrecisionAuto · 6 significant digits
Auto trims unnecessary zeroes and uses scientific notation for extreme magnitudes. Use Digits to set the display precision; calculations retain full precision.
QUICK REFERENCE
All units in this quantity
| Unit | Symbol | Converted value |
|---|---|---|
| pascalfrom psf | Pa | 47.8803 |
| hectopascalfrom psf | hPa | 0.478803 |
| kilopascalfrom psf | kPa | 0.0478803 |
| megapascalfrom psf | MPa | 0.0000478803 |
| gigapascalfrom psf | GPa | 0.0000000478803 |
| millibarfrom psf | mbar | 0.478803 |
| barfrom psf | bar | 0.000478803 |
| standard atmospherefrom psf | atm | 0.000472541 |
| torrfrom psf | Torr | 0.359131 |
| millimetre of mercuryfrom psf | mmHg | 0.359131 |
| inch of mercury, conventionalfrom psf | inHg | 0.014139 |
| millimetre of water, conventionalfrom psf | mmH₂O | 4.88243 |
| inch of water, conventionalfrom psf | inH₂O | 0.192222 |
| pound-force per square footfrom psf | psf | 1 |
| pound-force per square inchfrom psf | psi | 0.00694444 |
| kilopound-force per square inchfrom psf | ksi | 0.00000694444 |
| kilogram-force per square centimetrefrom psf | kgf/cm² | 0.000488243 |
SI symbols follow international notation. U.S. and Imperial measures are labelled separately where their values differ.
psf to mmH₂O Conversion Reference
Pound-force Per Square Foot (psf) and millimetre of water, conventional (mmH₂O) are units of pressure & stress. Use this page to convert in either direction.
Conversion Examples
| Pound-force Per Square Foot (psf) | Millimetre Of Water, Conventional (mmH₂O) |
|---|---|
| 1 psf | 4.88243 mmH₂O |
| 5 psf | 24.4121 mmH₂O |
| 10 psf | 48.8243 mmH₂O |
| 100 psf | 488.243 mmH₂O |
Examples are rounded to 6 significant digits. The interactive converter retains full calculation precision; change Display Precision to see more digits.
Reverse Conversion
mmH₂O to psf (millimetre of water, conventional to pound-force per square foot)
Related Pressure & stress Conversions
psf to Pa (pound-force per square foot to pascal)psf to hPa (pound-force per square foot to hectopascal)psf to kPa (pound-force per square foot to kilopascal)psf to MPa (pound-force per square foot to megapascal)psf to GPa (pound-force per square foot to gigapascal)psf to mbar (pound-force per square foot to millibar)psf to bar (pound-force per square foot to bar)psf to atm (pound-force per square foot to standard atmosphere)psf to Torr (pound-force per square foot to torr)psf to mmHg (pound-force per square foot to millimetre of mercury)psf to inHg (pound-force per square foot to inch of mercury, conventional)psf to inH₂O (pound-force per square foot to inch of water, conventional)psf to psi (pound-force per square foot to pound-force per square inch)psf to ksi (pound-force per square foot to kilopound-force per square inch)psf to kgf/cm² (pound-force per square foot to kilogram-force per square centimetre)