**Full name:** centimeter of water [4 °C]

**Plural form:** centimeters of water

**Symbol:** cmH2O

**Alternate spelling:** cm of water

**Category type:** pressure

**Scale factor:** 98.0665

The SI derived unit for pressure is the pascal.

1 pascal is equal to 0.010197162129779 centimeter of water.

Valid units must be of the **pressure** type.

You can use this form to select from known units:

centimeter of water to atmosphere [technical]

centimeter of water to microbar

centimeter of water to inch of water column

centimeter of water to water column [centimeter]

centimeter of water to atmosphere [standard]

centimeter of water to foot of air [0 °C]

centimeter of water to foot mercury [0 °C]

centimeter of water to pound/square inch [gauge]

centimeter of water to hectopascal

centimeter of water to kilopond/square millimeter