## ››Convert millibar to inch water [4 °C]

 millibar in H2O

How many millibar in 1 in H2O? The answer is 2.4908890833333.
We assume you are converting between millibar and inch water [4 °C].
You can view more details on each measurement unit:
millibar or in H2O
The SI derived unit for pressure is the pascal.
1 pascal is equal to 0.01 millibar, or 0.0040146307866177 in H2O.
Note that rounding errors may occur, so always check the results.
Use this page to learn how to convert between millibars and inches water.
Type in your own numbers in the form to convert the units!

## ››Quick conversion chart of millibar to in H2O

1 millibar to in H2O = 0.40146 in H2O

5 millibar to in H2O = 2.00732 in H2O

10 millibar to in H2O = 4.01463 in H2O

20 millibar to in H2O = 8.02926 in H2O

30 millibar to in H2O = 12.04389 in H2O

40 millibar to in H2O = 16.05852 in H2O

50 millibar to in H2O = 20.07315 in H2O

75 millibar to in H2O = 30.10973 in H2O

100 millibar to in H2O = 40.14631 in H2O

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You can do the reverse unit conversion from in H2O to millibar, or enter any two units below:

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## ››Definition: Millibar

A millibar (mb) is 1/1000th of a bar, a unit for measurement of pressure. It is not an SI unit of measure, however it is one of the units used in meteorology when describing atmospheric pressure. The SI unit is the pascal (Pa), with 1 millibar = 100 pascals (a hectopascal)

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