Megabars to centimeters of water converter above calculates how many centimeters of water are in 'X' megabars (where 'X' is the number of megabars to convert to centimeters of water). In order to convert a value from megabars to centimeters of water (from Mbar to cmH2O) type the number of Mbar to be converted to cmH2O and then click on the 'convert' button.