Table 10.
Daily window opening ratios (Aw/Vc) obtained in the classrooms and related air change rates. Comparison with Standards and recommendations.
| Classroom | Occupation | Volume | Day | Aw/Vc | ACH | Comparison with Standards and recommendations |
||
|---|---|---|---|---|---|---|---|---|
| DM 1975 [44] | EN 16798 [16] | WHO [17] | ||||||
| A1C | 19 | 142.1 | Monday | 0.009 | 5.0 | ✓ | ✓ | ✓ |
| Tuesday | 0.007 | 3.2 | ✓ | ✕ | ✕ | |||
| Wednesday | 0.007 | 5.1 | ✓ | ✓ | ✓ | |||
| Thursday | 0.009 | 5.2 | ✓ | ✓ | ✓ | |||
| Friday | 0.010 | 5.4 | ✓ | ✓ | ✓ | |||
| A4B | 23 | 150.2 | Monday | 0.005 | 3.3 | ✓ | ✕ | ✕ |
| Tuesday | 0.008 | 3.4 | ✓ | ✕ | ✕ | |||
| Wednesday | 0.007 | 3.7 | ✓ | ✕ | ✕ | |||
| Thursday | 0.006 | 2.8 | ✓ | ✕ | ✕ | |||
| Friday | 0.004 | 3.1 | ✓ | ✕ | ✕ | |||
| B4A | 24 | 150.9 | Monday | 0.009 | 4.6 | ✓ | ✕ | ✕ |
| Tuesday | 0.009 | 4.4 | ✓ | ✕ | ✕ | |||
| Wednesday | 0.010 | 4.3 | ✓ | ✕ | ✕ | |||
| Thursday | 0.010 | 5.0 | ✓ | ✓ | ✕ | |||
| Friday | 0.010 | 6.7 | ✓ | ✓ | ✓ | |||
| B5C | 24 | 142.8 | Monday | 0.010 | 4.9 | ✓ | ✕ | ✕ |
| Tuesday | 0.010 | 4.4 | ✓ | ✕ | ✕ | |||
| Wednesday | 0.009 | 4.0 | ✓ | ✕ | ✕ | |||
| Thursday | 0.010 | 4.2 | ✓ | ✕ | ✕ | |||
| Friday | 0.010 | 5.1 | ✓ | ✓ | ✕ | |||
| C3B | 20 | 159.9 | Thursday | 0.016 | 9.7 | ✓ | ✓ | ✓ |
| Friday | 0.019 | 9.5 | ✓ | ✓ | ✓ | |||
| Monday | 0.023 | 12.9 | ✓ | ✓ | ✓ | |||
| Tuesday | 0.023 | 7.6 | ✓ | ✓ | ✓ | |||
| Wednesday | 0.018 | 12.9 | ✓ | ✓ | ✓ | |||
| C3D | 22 | 160.0 | Thursday | 0.026 | 10 | ✓ | ✓ | ✓ |
| Friday | 0.021 | 10.1 | ✓ | ✓ | ✓ | |||
| Monday | 0.019 | 7.2 | ✓ | ✓ | ✓ | |||
| Tuesday | 0.010 | 5.4 | ✓ | ✓ | ✓ | |||
| Wednesday | 0.011 | 4.3 | ✓ | ✓ | ✕ | |||
✓ limit respected; ✕ limit not respected.