Convert pascal to inch of water column
1 Pa = 0.004014630787 in w.g.
1 Pa = 0.00401 in w.g.
1 Pa in every pressure unit
| pascal | 1 Pa |
| kilopascal | 0.001 kPa |
| megapascal | 0.000001 MPa |
| bar | 0.00001 bar |
| atmosphere | 0.00000987 atm |
| millimeter of mercury | 0.0075 mmHg |
| pound per square inch | 0.000145 psi |
| foot of water column | 0.000335 ft H₂O |
| gigapascal | 1.00e-09 GPa |
| kip per square inch | 1.45e-07 ksi |
| inch of mercury | 0.000295 inHg |
| inch of water column | 0.00401 in w.g. |
How the conversion works
Multiply by 0.004014630787 to go from pascal 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 pascal — 1 in w.g. = 249.0889083 Pa.
pascal to inch of water column — common values
| 1 Pa | 0.0040146308 in w.g. |
| 2 Pa | 0.0080292616 in w.g. |
| 3 Pa | 0.012043892 in w.g. |
| 5 Pa | 0.020073154 in w.g. |
| 10 Pa | 0.040146308 in w.g. |
| 15 Pa | 0.060219462 in w.g. |
| 20 Pa | 0.080292616 in w.g. |
| 25 Pa | 0.10036577 in w.g. |
| 50 Pa | 0.20073154 in w.g. |
| 75 Pa | 0.30109731 in w.g. |
| 100 Pa | 0.40146308 in w.g. |
| 250 Pa | 1.0036577 in w.g. |
| 500 Pa | 2.0073154 in w.g. |
| 1000 Pa | 4.0146308 in w.g. |