Optigrün Extensive Single Layer Substrate M-light
Optigrün Extensive Single Layer Substrate M-light is used as drainable vegetation substrate for extensive single-layered green roofs; for roofs with low load reserves.
Product properties
| Total pore volume | > 60 - 70 Vol% |
| Max. water capacity | >= 20 Vol% |
| Salt content | <= 3.5 g/l |
| Organic substances | < 40 g/l |
| pH value | 6.0 - 8.5 |
| Weight when saturated* | 900-1,260 kg/m³ (light version) |
| 1,180-1,490 kg/m³ (heavy version) |
Area of use
- Vegetation base layer for extensive single layer green roofs
Specific properties
- Fulfils the requirements of the FLL Green Roofing Guideline
- More precise information about the weight is to be requested from Optigrün based on the region of the construction scheme