How many millibar in 1 inch of water column?
The answer is 2.4908890833333.

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

You can view more details on each measurement unit:

millibar or
inch of water column

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

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

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

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

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

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