| Roof type | Indication of Feasibility |
| Slate | yes |
| Steel tray | yes |
| Zinc roofing | yes |
| Corrugated sheets | yes |
| Tile | yes |
| Flat roof | yes |
| Ground structure | yes |
| Pitched roofing | no |
| Roof type | Indication of Feasibility |
| Slate | yes |
| Steel tray | yes |
| Zinc roofing | yes |
| Corrugated sheets | yes |
| Tile | yes |
| Flat roof | yes |
| Ground structure | yes |
| Pitched roofing | no |