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 |