Attributes . PSI, inH2O (@ 4 Degrees C, 20 Degrees C, 60 Degrees C), cmH2O (@ 4 Degrees C, 20 Degrees C), bar, mbar, Mpa, kPa, inHg (@ 0 Degrees C), mmHg (@ 0 Degrees C), kg/cm?, mmH2O (@ 4 Degrees C, 20 Degrees C), ftH2O (@ 60 Degrees F) . Names