Data

• Weight: 

  from 120-180 kg/m²
• Depth: 

  12 cm
• Roof pitch: 

  0-5° (0-9%)
• Vegetation form: 

  herbs / grasses / sedum
• Water retention: 

  ≥ 80%
• Discharge coefficient: 

  ≤ 0.2
• Water storage: 

  approx. 25 l/m²