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.
Characteristics
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) |