
| Drainage layer material | Polyamide monofilaments |
| Drainage layer weight | 400 g/m2 |
| Protection/filter fleece material | Polyester |
| Fleece weight | 100 g/m2 each |
| Thickness | 20 mm |
| Total weight | 600 g/m2 |
| Width | 1.0 m |
| Item number | 7427 0001 (20 m2 roll) 7427 0000 (50 m2 roll) |