Convert millimeter of mercury to inch of water column

1 mmHg = 0.5352401611 in w.g.

1 mmHg = 0.535 in w.g.
1 mmHg in every pressure unit
pascal133 Pa
kilopascal0.133 kPa
megapascal0.000133 MPa
bar0.00133 bar
atmosphere0.00132 atm
millimeter of mercury1 mmHg
pound per square inch0.0193 psi
foot of water column0.0446 ft H₂O
gigapascal1.33e-07 GPa
kip per square inch0.0000193 ksi
inch of mercury0.0394 inHg
inch of water column0.535 in w.g.
How the conversion works

Multiply by 0.5352401611 to go from millimeter of mercury to inch of water column, or divide by it to go back. Every conversion on this site routes through the SI value (Pa) rather than a table of pairwise factors, so a round-trip returns exactly what you started with.

Going the other way? inch of water column to millimeter of mercury — 1 in w.g. = 1.868320191 mmHg.

millimeter of mercury to inch of water column — common values
1 mmHg0.53524016 in w.g.
2 mmHg1.0704803 in w.g.
3 mmHg1.6057205 in w.g.
5 mmHg2.6762008 in w.g.
10 mmHg5.3524016 in w.g.
15 mmHg8.0286024 in w.g.
20 mmHg10.704803 in w.g.
25 mmHg13.381004 in w.g.
50 mmHg26.762008 in w.g.
75 mmHg40.143012 in w.g.
100 mmHg53.524016 in w.g.
250 mmHg133.81004 in w.g.
500 mmHg267.62008 in w.g.
1000 mmHg535.24016 in w.g.