Drainage and Storage Board FKD 25
Optigrün Drainage and Storage Board FKD 25 for use on extensive green roofs with single- or multi-layer construction and under path surfaces (can be walked on).
- On flat roofs up to 5 % roof pitch
- In a triple-layer structure with filter fleece FIL 105 and extensive multi-layer substrate E
- Under thin-layer pedestrian pathways in gravel beds without bedding material
- The large naps can face either downwards or upwards
- Suitable for non-pitched roofs
- Suitable for use on inverted roofs
- With water reservoir
- On flat roofs up to 5 % roof pitch
- In a triple-layer structure with filter fleece FIL 105 and extensive multi-layer substrate E
- Under thin-layer pedestrian pathways in gravel beds without bedding material
- The large naps can face either downwards or upwards
- Suitable for non-pitched roofs
- Suitable for use on inverted roofs
- With water reservoir