Meander Water Retention Board FKM 30
Optigrün Meander Water Retention Board FKM 30 is used for multi-layered extensive green roofs.
Characteristics
| Material | Recycled HDPE |
| Max. compressive strength unfilled | approx. 115 kN/m² with approx. |
| Water discharge capacity (DIN EN ISO 12958) | i = 0.02 (=2 % roof pitch): 0.228 l/(m*s) |
| Nominal thickness | approx. 30 mm |
| Grammage | approx. 1.7 kg/m² |
