How many cm H2O in 1 inch water? The answer is 2.5399999830047. We assume you are converting between centimeter water [4 °C] and inch water [4 °C]. You can view more details on each measurement unit: cm H2O or inch water The SI derived unit for pressure is the pascal. 1 pascal is equal to 0.010197162129779 cm H2O, or 0.0040146307866177 inch water. Note that rounding errors may occur, so always check the results. Use this page to learn how to convert between centimeters water and inches water. Type in your own numbers in the form to convert the units!
1 cm H2O to inch water = 0.3937 inch water
5 cm H2O to inch water = 1.9685 inch water
10 cm H2O to inch water = 3.93701 inch water
20 cm H2O to inch water = 7.87402 inch water
30 cm H2O to inch water = 11.81102 inch water
40 cm H2O to inch water = 15.74803 inch water
50 cm H2O to inch water = 19.68504 inch water
75 cm H2O to inch water = 29.52756 inch water
100 cm H2O to inch water = 39.37008 inch water
You can do the reverse unit conversion from inch water to cm H2O, or enter any two units below:
ConvertUnits.com provides an online conversion calculator for all types of measurement units. You can find metric conversion tables for SI units, as well as English units, currency, and other data. Type in unit symbols, abbreviations, or full names for units of length, area, mass, pressure, and other types. Examples include mm, inch, 70 kg, 150 lbs, US fluid ounce, 6'3", 10 stone 4, cubic cm, metres squared, grams, moles, feet per second, and many more!