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mmH2O to Pa (pascals) Conversion Table

A low range air pressure reading in millimetres of water column can be converted to pascals using the following method:

  • 1 Pa = 1 pascals (Pa)
  • 1 mmH2O = 9.80665 pascals (Pa)
  • pascal value x 1 Pa = mmH2O value x 9.80665 Pa
  • Pa value = mmH2O value x 9.80665

Enter a pressure in mmH₂O 4°C below to convert it to the equivalent pressure in Pa.

From mmH₂O 4°C
To Pa
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Choose a value between 0 and 100 mmH₂O 4°C from the pressure conversion table below, to obtain the converted value in Pa.

mmH₂O 4°C Pa 🔗

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