Optigrün Extensive Multi Layer Substrate E-heavy

Optigrün Extensive Multi Layer Substrate E-heavy is used as a vegetation substrate for extensive green roofs with a multi-layered build-up, for pitched roofs with roof pitch > 5° and for roofs with high load capacity/reserve; suitable for a broad plant species diversity.

Characteristics

Total pore volume> 60 - 70 Vol%
Max. water capacity>= 35 Vol%
Salt content<= 3.5 g/l
Organic substances< 65 g/l
pH value6.0 - 8.5
Weight when saturated*1,320-1,680 kg/m³
 * Please contact Optigrün for precise details on weight in relation to the site location.