How many inch of water column in 1 millibar?
The answer is 0.40146307866177.

We assume you are converting between **inch of water column** and **millibar**.

You can view more details on each measurement unit:

inch of water column or
millibar

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

1 pascal is equal to 0.0040146307866177 inch of water column, or 0.01 millibar.

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

Use this page to learn how to convert between inches water column and millibars.

Type in your own numbers in the form to convert the units!

You can do the reverse unit conversion from millibar to inch of water column, 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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