| Material | Relative humidity (%) | |
| Indoor | 62 | |
| 62 | ||
| Gypsum board | ||
| 62 | ||
| OSB board | ||
| 60 | ||
| Insulation | ||
| 63 | ||
| OSB board | ||
| 62 | ||
| I-beam + Insulation | ||
| 78 | ||
| Fibre board | ||
| 77 | ||
| Outside | ||
| 77 |