SDF Mat Drainage/Filtration Layer

The SDF Mat Drainage/Filtration Layer is a multi-functional drainage and filter layer which prevents the roots of the plants in the XF301 sedum system from becoming waterlogged. It is specified in some very low-pitched extensive green roofs.  

Technical Data
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Size 1 x 50m
Weight 0.6Kg/m²
Saturated weight 0.6Kg/m²
Thickness 20mm
Coverage 50m²
Compressive strength 20N/m²
Composition Geo-textile facings with thermally bonded UV resistant woven nylon loops between
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