Drainage Material Perl 2-12 ZS
Optigrün Drainage Material Perl 2-12 ZS under multi-layer extensive and intensive green roofs.
- Water-permeable
- Compression-resistant
- Without water accumulation
| Material | Clay brick rubble |
| Standard installation height | 5 cm |
| Weight | dry approx. 1,000 kg/m3 saturated approx. 1,300 kg/m3 |
