Centimetre of water

Definition (Wikipedia)

The pressure exerted by a column of water of 1 cm in height at 4 °C (temperature of maximum density) at the standard acceleration of gravity

Preferred Units: N/A

Scope Note:
A less commonly used unit of pressure. Used in some DIVER instruments. 1 cmH2O (conventional) = 98.0665 pascals i.e. 0.980665 mbar or hectopascals.

This term is used for the following terms: 
Centimeter of water
cm H2O
cmH2O

Approved Date
07-Sep-2013

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