Drainage Material Perl 2-12 ZS
Mechanically broken chippings from brick rubble as waterpermeable, compression-resistant drainage material under multi-layer extensive and intensive green roofs.
Product properties
| Material | 95 % Clay brick rubble, 5 % expanded clay |
| Grading | 2-12 mm |
| Weight when saturated | approx. 1,250 kg/m³ |
| Weight when dry (bulk density) | approx. 960 kg/m³ |
Area of use
- Can be used as a compression-resistant, water-permeable drainage material under multi-layer extensive and intensive green roofs
Specific properties
- Fulfils the requirements of ÖNORM L1131:2010 “Horticulture and landscaping - Green area on roofs and ceilings of buildings“