How many pascal in 1 mmH2O?
The answer is 9.80665.

We assume you are converting between **pascal** and **millimeter of water [4 °C]**.

You can view more details on each measurement unit:

pascal or
mmH2O

The SI derived unit for **pressure** is the pascal.

1 pascal is equal to 0.10197162129779 mmH2O.

Note that rounding errors may occur, so always check the results.

Use this page to learn how to convert between pascals and millimeters of water.

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You can do the reverse unit conversion from mmH2O to pascal, or enter any two units below:

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The pascal (symbol Pa) is the SI unit of pressure.It is equivalent to one newton per square metre. The unit is named after Blaise Pascal, the eminent French mathematician, physicist and philosopher.

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