| QUALIFICATION | SJJ 25-765 | |
| Maximum length of roof per sheet ≤ (m.) | Roof slope | |
| 5° | 20 | |
| Minimum thickness of roof (mm. APT) | 0.35 | |
| Maximum thickness of roof (mm. APT) | 0.60 | |
| Radius for spunk curve ≥ (m.) | 38 | |
| Radius for crimp curve ≥ (m.) | 0.20 | |
| Screw size (mm.) | 12 - 14 x 48 | |