| Cut-out nominal dimension | 500 x 500 mm |
|---|---|
| Roof thickness | 30 - 40 mm |
| Cover size | 600 x 600 mm |
| Height above roof | 11 cm |
| Forced ventilation | true |
| Net weight | 5,2 kg |
| Pack size | 60 x 60 x 16 cm |
| Spare parts catalogue | 73 |
Special roof vent TL4. Double skylight with TÜV approval. Labyrinth seal prevents the ingress of snow and rain. Extendable on all sides, grading also in millimetres. With 4 extension arms.
