Drainage Material Optipor 10/50 MI

Extra lightweight, pressure-resistant drainage material under intensive green roofs with or without water accumulation, for 0° - 5° roof pitch. Particularly suitable for terrain modelling with very high layer structure heights and severely restricted load reserves for the ceiling construction.

Material Foam glass gravel
Grain size 10 - 50 mm
Weight compacted at max. retained water 347 kg/m³ / EN 12087
Weight delivered wet compacted max. 247 kg//m³
Weight delivered wet loose 160 - 190 kg//m³ / EN 1097-3
Water permeability ca. 600 mm/min