Drainage Material Perl 8/16 LA

Optigrün Drainage Material Perl 8/16 LA is used as a drainage layer beneath intensive green roofs without water accumulation and as pressure resistant drainage and equalization layer beneath paving.

Material Lava
Grading 8 - 16 mm
Salt content < 0.2 g/l
Max. water capacity 12 Vol%
Water permeability > 600 mm/min
Weight dry approx. 1,020 kg/m³
Weight when saturated approx. 1,150 kg/m³