How many millibar in 1 inch 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 inch H2O The SI derived unit for pressure is the pascal. 1 pascal is equal to 0.01 millibar, or 0.0040146307866177 inch 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!
1 millibar to inch H2O = 0.40146 inch H2O
5 millibar to inch H2O = 2.00732 inch H2O
10 millibar to inch H2O = 4.01463 inch H2O
20 millibar to inch H2O = 8.02926 inch H2O
30 millibar to inch H2O = 12.04389 inch H2O
40 millibar to inch H2O = 16.05852 inch H2O
50 millibar to inch H2O = 20.07315 inch H2O
75 millibar to inch H2O = 30.10973 inch H2O
100 millibar to inch H2O = 40.14631 inch H2O
You can do the reverse unit conversion from inch H2O to millibar, or enter any two units below:
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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