Model C
Model C
This system is installed externally and is easy to mount and maintain.
Its operation is achieved either with a strap, a cord, a hand crank or an electrical mechanism.
Aluminium Sheet Boxes
Technical Diagrams
| A/a | A Dimensions(mm) | B Dimensions(mm) | Ø |
| 1 | 137 | 137 | 132 |
| 2 | 165 | 165 | 160 |
| 3 | 180 | 180 | 175 |
| 4 | 205 | 205 | 200 |
| 5 | 304 | 304 | 295 |