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centimeter of water (4°C)
 Symbol: cmH2O Category: Pressure SI Equivalent: 98.0638 Pa Dimension: ML-1T-2 Notes Pressure unit defined by a column of water at 4°C with a height of 1cm.
Convert     cmH2O
1 cmH2O =
 Energy density Symbol Unit Name 2.63196×10-3 Btu (IT)/ft3 British thermal unit (IT) per cubic foot 4.22543×10-4 Btu (IT)/gal (UK) British thermal unit (IT) per gallon (UK) 3.51841×10-4 Btu (IT)/gal (US) British thermal unit (IT) per gallon (US) 98.0638 J/m3 joule per cubic meter 9.80638×10-2 kJ/m3 kilojoule per cubic meter 1.23231×10-2 MGOe megagauss-oersted (MGOe) Pressure Symbol Unit Name 9.99972×10-4 at atmosphere (metric) 9.67814×10-4 atm atmosphere (standard) 9.80638×10-4 bar bar 980.638 barad barad 980.638 barye 7.35541×10-2 centiHg (0°C) 7.35541×10-2 cmHg (0 °C) centimeter of mercury (0°C) 980.638 dyn/cm2 dyne per square centimeter 3.28084×10-2 ft H2O foot of water (4°C) 9.80638×10-8 GPa gigapascal 0.980638 hPa hectopascal 2.89583×10-2 inHg (0 °C) inch of mercury (0°C) 2.90372×10-2 inHg (15.56 °C) inch of mercury (15.56°C) 0.394076 inH2O (15.56 °C) inch of water (15.56°C) 0.393701 inH2O (4 °C) inch of water (4°C) 9.99972×10-4 kgf/cm2 kilogram force per square centimeter 9.99972×10-2 kgf/dm2 kilogram force per square decimeter 9.99972 kgf/m2 kilogram force per square meter 9.99972×10-6 kgf/mm2 kilogram force per square millimeter 9.80638×10-2 kPa kilopascal 1.42229×10-5 kip/in2, ksi, KSI kilopound force per square inch 9.80638×10-5 MPa megapascal 1.00095×10-2 mH2O, mCE (15.56 °C) meter of water (15.56°C) 10×10-3 mH2O, mCE (4 °C) meter of water (4°C) 980.638 µbar microbar (barye, barrie) 735.541 µHg (0 °C) micron of mercury (millitorr) 0.980638 mbar millibar 0.735541 mmHg, torr, Torr (0 °C) millimeter of mercury (0°C) 10.0095 mmH2O, mmCE (15.56 °C) millimeter of water (15.56°C) 10 mmH2O, mmCE (4 °C) millimeter of water (4°C) 735.541 mtorr millitorr 98.0638 N/m2 newton per square meter 0.227567 ozf/in2, osi ounce force (av.) per square inch 98.0638 Pa, N/m2 pascal 2.0481 lbf/ft2 pound force per square foot 1.42229×10-2 psi, PSI, lbf/in2 pound force per square inch 65.896 pdl/ft2 poundal per square foot 0.457609 pdl/in2 poundal per square inch 9.67814×10-4 atm standard atmosphere 9.14331×10-4 tonf/ft2 (UK) ton force (long) per square foot 6.34951×10-6 tonf/in2 (UK) ton force (long) per square inch 9.99972×10-7 tonf/cm2 (metric) ton force (metric) per square centimeter 9.99972×10-3 tonf/m2 (metric) ton force (metric) per square meter 1.02405×10-3 tonf/ft2 (US) ton force (short) per square foot 7.11148×10-6 tonf/in2 (US) ton force (short) per square inch 0.735541 torr torr
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