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Permeability Converter
Water-vapour permeability, perms
Permeability Converter
About the permeability converter
This converter handles 5 permeability units. Enter a value in either field and the other updates instantly — there is no button to press and nothing to submit. Use the swap control to reverse the direction of the conversion.
All factors are stored against a single base unit
(
Kilogram/(Pa·s·m²)) and applied in one step, so converting A → B
never accumulates rounding error from an intermediate hop.Quick reference table
| Kilogram/(Pa·s·m²) | Permeability |
|---|---|
| 1 Pa·s·m² | 1.740568296e+10 23°C |
| 2 Pa·s·m² | 3.481136591e+10 23°C |
| 5 Pa·s·m² | 8.702841478e+10 23°C |
| 10 Pa·s·m² | 1.740568296e+11 23°C |
| 20 Pa·s·m² | 3.481136591e+11 23°C |
| 50 Pa·s·m² | 8.702841478e+11 23°C |
| 100 Pa·s·m² | 1.740568296e+12 23°C |
| 500 Pa·s·m² | 8.702841478e+12 23°C |
| 1000 Pa·s·m² | 1.740568296e+13 23°C |
All 5 units
| Unit | Equals in Kilogram/(Pa·s·m²) |
|---|---|
| Kilogram/(Pa·s·m²) | 1 |
| Permeability (0°C) | 5.721350e-11 |
| Permeability (23°C) | 5.745250e-11 |
| Permeability inches (0°C) | 1.453220e-12 |
| Permeability inches (23°C) | 1.459290e-12 |