Category: Flachdach-Zubehör
4-in-1 renovation system pipes CLASSIC with backflow seal
Description:
- For the renovation of older flat roof vents in DN 100, DN 125 and DN 150
- Standard pipe length 50 cm (longer types also possible on request)
- Backflow seal is attached during production
Application
- DN 90 (ventilation area: ~ 58.6 cm2) for the renovation of DN 100 pipes
- DN 100 (ventilation area: ~ 87 cm2) for the renovation of DN 125 pipes
- DN 125 (ventilation area: ~ 113 cm2) for the renovation of DN 150 pipes
![](https://fleck-dach.de/wp-content/uploads/2022/04/fle_produkt_4500px_4-in-1_sanierungs-systemrohre_m-rueckstaudichtung_zeichnung_300dpi-1-e1650607578704-900x900.png)
By screwing on the renovation system pipes, the 4-in-1 flat roof vent CLASSIC becomes a renovation vent for older DN 100, DN 125 and DN 150 vent pipes. The renovation system pipes are simply inserted or pushed into the existing pipes.
Certified with the:
![](https://fleck-dach.de/wp-content/uploads/2022/04/ral_gz_guetezeichen_flachdach_rgb-450x900.png)