Annex
United Kingdom
Table 1
Classes of performance in relation to resistance to wind load for external blinds with fabric running in lateral guide rails and pergola awnings
| Classes | 0 | 1 | 2 | 3 |
|---|---|---|---|---|
| Nominal wind pressure pN (N/m2) | < 40 | ≥ 40 - < 70 | ≥ 70 - < 110 | ≥ 110 - < 170 |
| Safety wind pressure pS (N/m2) | < 48 | ≥ 48 - < 84 | ≥ 84 - < 132 | ≥ 132 - < 204 |
| Classes | 4 | 5 | 6 |
|---|---|---|---|
| Nominal wind pressure pN (N/m2) | ≥ 170 - < 270 | ≥ 270 - < 400 | ≥ 400 |
| Safety wind pressure pS (N/m2) | ≥ 204 - < 324 | ≥ 324 - < 480 | ≥ 480 |
Table 2
Classes of performance in relation to resistance to wind load for trellis arm awnings, pivot arm awnings, slide arm awnings, vertical roller blinds, marquisolettes, façade awnings, skylight awnings, conservatory awnings and insect screens
| Classes | 0 | 1 | 2 | 3 |
|---|---|---|---|---|
| Nominal wind pressure pN (N/m2) | < 40 | ≥ 40 - < 70 | ≥ 70 - < 110 | ≥ 110 |
| Safety wind pressure pS (N/m2) | < 48 | ≥ 48 - < 84 | ≥ 84 - < 132 | ≥ 132 |
Table 3
Classes of performance in relation to resistance to wind load for folding arm awnings
| Classes | 0 | 1 | 2 |
|---|---|---|---|
| Nominal wind pressure pN (N/m2) | < 40 | ≥ 40 - < 70 | ≥ 70 |
| Safety wind pressure pS (N/m2) | < 48 | ≥ 48 - < 84 | ≥ 84 |