Drainage Material Optipor 10/75 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 - 75 mm|
|Weight compacted at max. retained water||290 kg/m³ / EN 12087|
|Weight delivered wet compacted||max. 195kg//m³|
|Weight delivered wet loose||125- 150 kg//m³ / EN 1097-3|
|Water permeability||ca. 600 mm/min|