Meander Water Retention Board Fkm 30

Optigrun Protection and Drainage Board FKD 10 is used as drainage beneath frequently used pathways and on vertical building components. Incl. PP filter fleece with 75 l/m² x s flow rate (GRC 2) On roofs with a minimum of 2 % regular gradient of the sealing plane Prevents accumulation of water Without water reservoir function

Optigrun Drainage and Storage Board FKD 25 for use on extensive green roofs with single- or multi-layer construction and under path surfaces (can be walked on).On flat roofs up to 5 % roof pitch In a triple-layer structure with filter fleece FIL 105 and extensive multi-layer substrate E Under thin-layer pedestrian pathways in gravel beds without bedding material The large naps can face either downwards or upwards Suitable for non-pitched roofs Suitable for use on inverted roofs With water reservoir

Optigrun Protection and Drainage Board FKD 12UK under public areas on buildings used by vehicles. Suitable for inverted roofsOpen to diffusion Incl. PP thermally strenghended with 23 l/m² x s flow rate (GRC 4) On roof surfaces with a minimum of 2 % regular gradient of the sealing plane Prevents accumulation of water Without water reservoir function

Optigrun Protection and Drainage Board FKD 12 as a drainage element beneath traffic areas with car and truck usage, intensive green roofs, balconies and terraces.Incl. PP filter fleece with 23 l/m² x s flow rate (GRC 4) Incl. PE slip layer (friction coefficient <0,6) as first slip layer On roof surfaces with a minimum of 2 % regular gradient of the sealing plane Prevents accumulation of water CE-marked Without water reservoir funktion