QUICK CONVERSION
Kilopascals to Millimetres of water column
Enter a value to convert kilopascals to millimetres of water column, or use the right-hand input to convert in reverse.
How to convert kilopascals to millimetres of water column
Multiply the number of kilopascals by 101.971621298 to get millimetres of water column.
Formula: Millimetres of water column = Kilopascals × 101.971621298.
Common conversion values
| Kilopascals (kPa) | Millimetres of water column (mmH₂O (4 °C)) |
|---|---|
| 0 | 0 |
| 1 | 101.971621298 |
| 2 | 203.943242596 |
| 5 | 509.858106489 |
| 10 | 1,019.71621298 |
| 20 | 2,039.43242596 |
| 25 | 2,549.29053244 |
| 50 | 5,098.58106489 |
| 100 | 10,197.1621298 |
| 500 | 50,985.8106489 |
| 1000 | 101,971.621298 |
Important measurement notes
Pressure values are absolute unit magnitudes; gauge versus absolute pressure depends on the source measurement, not the unit symbol.
Related conversions
Figures are rounded for display. For regulated or safety-critical work, confirm the relevant measurement standard and precision.