Garden Roof
Solution 1 (with Drainage Board): 0-5°

CHARACTERISTICS

  • Multi-layered build-up with drainage board.
  • Intensive roof greening.
  • Additional living space possible thanks to the usable roof landscape.
  • Perennial beds, recreational lawns, shrubberies, ponds, seating areas etc.
  • Automatic irrigation possible.
  • Urban Farming.
  • Suitable for use on inverted roofs using either Drainage Board FKD 60 BO or FKD 60 BU
Weight320-680 kg/m² or 3.2-6.8 KN/m² * 
Build-up depth260-470 mm
Roof pitch0–5° (0–9 %)
Vegetation formPerennial plants-shrubs-trees-lawn areas
Water retention70-95 %
Discharge coefficientCs=0.2
Water storageapprox. 110-160 l/m²
Ecological value
Maintenance costs
Cost factor 
*Depending on the load capacity of the substructure, Optigreen "High Density (HD)" or "Low Density (LD)" substrates can be used. Weight specifications refer to saturated conditions; dry weight is approximately 60 - 70 % of the saturated weight. In accordance with the requirements of the FLL guideline, the specified weight does not take temporary water accumulation into account.

OPTIGREEN INTENSIVE SUBSTRATE I (230 – 330 MM)
ALTERNATIVE: OPTIGREEN LAWN SUBSTRATE R (200 – 300 MM)

OPTIGREEN FILTER FLEECE FIL 105

  • Prevents fine particles from forming sludge in the drainage layer; high water permeability
  • Download Data Sheet

Optigreen Drainage and Storage Element FKD 60BO (60 mm)

  • Rapid discharge of surplus water
  • Prevents accumulation of water on roofs with 0° drainage falls and long drainage runs
  • Lightweight build-up with high drainage capacity and good drainage performance
  • Filled with Perl drainage material
  • Download Data Sheet 60BO
  • Download Data Sheet Perl 8/16

OPTIGREEN COMBI INSPECTION CHAMBER TKS Plus (PATENTED)
(NOT SHOWN IN THE DRAWING)

  • Simple control of roof drainage outlets
  • Extendable in 100 mm increments
  • Side and top drainage openings
  • Download Data Sheet

OPTIGREEN PROTECTION AND STORAGE FLEECE RMS 500

  • Protects root barrier membrane or roof membrane against damage and stores water
  • For higher mechanical demands: Optigreen Protection and Storage Fleece RMS 900
  • Download Data Sheet