Full name: millimeter water [4 °C]
Plural form: millimeters water
Symbol: mm H2O
Alternate spelling: mm water
Category type: pressure
Scale factor: 9.80665
The SI derived unit for pressure is the pascal.
1 pascal is equal to 0.10197162129779 mm H2O.
Valid units must be of the pressure type.
You can use this form to select from known units:
mm H2O to picobar
mm H2O to foot of head
mm H2O to pound/square inch [gauge]
mm H2O to inch of mercury [0 °C]
mm H2O to
mm H2O to torr
mm H2O to pound/square inch
mm H2O to kip/square foot
mm H2O to bar
mm H2O to hectobar