# ››Convert centimeter of water [4 °C] to millimeter of mercury [0 °C]

 cmH2O mmHg

How many cmH2O in 1 mmHg? The answer is 1.3595100263597.
We assume you are converting between centimeter of water [4 °C] and millimeter of mercury [0 °C].
You can view more details on each measurement unit:
cmH2O or mmHg
The SI derived unit for pressure is the pascal.
1 pascal is equal to 0.010197162129779 cmH2O, or 0.0075006156130264 mmHg.
Note that rounding errors may occur, so always check the results.
Use this page to learn how to convert between centimeters of water and millimeters of mercury.
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# ››Definition: Millimeter of mercury

The torr (symbol: Torr) or millimetre of mercury (mmHg) is a non-SI unit of pressure. It is the atmospheric pressure that supports a column of mercury 1 millimetre high. The unit is named after Evangelista Torricelli, Italian physicist and mathematician, for his discovery of the principle of the barometer in 1643.

# ››Metric conversions and more

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, 100 kg, US fluid ounce, 6'3", 10 stone 4, cubic cm, metres squared, grams, moles, feet per second, and many more!