high-density polyethylene (HDPE) drainage board / polypropylene / green roof drainage / protection
FKD 12 Optigrün International AG



  • Material:

    high-density polyethylene (HDPE), polypropylene

  • Function:

    green roof drainage, protection, under-paving drainage

  • Applications:

    for high-load surfaces


Optigrün Protection and Drainage Board FKD 12 as a drainage element beneath traffic areas with car and truck usage, intensive green roofs, balconies and terraces.

MaterialRecycled HDPE (napped sheet)
PP (fleece), PE (slip layer)
Filter fleecePP thermally strenghtended
260 g/m² flow rate with 100 mm water column 23 l/m² x s
Compressive strengthapprox. 1,600 kN/m² with 18.8 %
compression (DIN EN ISO 25619-2)
Water discharge capacity
(DIN EN ISO 12958)i = 0.02 (=2 % roof pitch): 0.39 l/(m*s)
Nominal thicknessapprox. 12 mm
Grammageapprox. 1,300 g/m² (total)