››Convert millimeter water [4 °C] to inch of air [0 °C]

 mm H2O inch of air

 Did you mean to convert mm H2O to inch of air [0 °C] inch of air [15 °C]

How many mm H2O in 1 inch of air? The answer is 0.032835616647887.
We assume you are converting between millimeter water [4 °C] and inch of air [0 °C].
You can view more details on each measurement unit:
mm H2O or inch of air
The SI derived unit for pressure is the pascal.
1 pascal is equal to 0.10197162129779 mm H2O, or 3.1055186930487 inch of air.
Note that rounding errors may occur, so always check the results.
Use this page to learn how to convert between millimeters water and inches of air.
Type in your own numbers in the form to convert the units!

››Quick conversion chart of mm H2O to inch of air

1 mm H2O to inch of air = 30.45473 inch of air

2 mm H2O to inch of air = 60.90947 inch of air

3 mm H2O to inch of air = 91.3642 inch of air

4 mm H2O to inch of air = 121.81894 inch of air

5 mm H2O to inch of air = 152.27367 inch of air

6 mm H2O to inch of air = 182.72841 inch of air

7 mm H2O to inch of air = 213.18314 inch of air

8 mm H2O to inch of air = 243.63788 inch of air

9 mm H2O to inch of air = 274.09261 inch of air

10 mm H2O to inch of air = 304.54735 inch of air

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