Filtration element in drainage systems
Filtration geotextile
Secutex® 151 GRK 3
![Geotextile-wrapped-edge-drain-for-water-collection-and-drainage](https://www.naue.com/storage/2023/02/Geotextile-wrapped-edge-drain-for-water-collection-and-drainage.jpg)
Functions:
Separation layer between pipe bedding and fine-grained subgrade
Filtration geotextile wrapped around the gravel aggregate water collector to prevent infiltration of fines from the surrounding soil and clogging of the collector
![Filtration-element-in-drainage-systems-in-railway-construction](https://www.naue.com/storage/2023/02/Filtration-element-in-drainage-systems-in-railway-construction.jpg)
Advantages:
- Robust against typical installation conditions
- Flexible and adjusts easily to normal soil irregularities
- Longterm filter performance due thicker nonwoven thickness