Single-layer system for extensive roof gardens according to the recommendations of the FLL consisting of protection fleece GDT S 300 to protect the roof sealing and as an additional storage for water and nutrients, mineral substrate GDT Typ M, 80 l/qm, stable to spreading fire, freeze-proofed and with solid structure, as drainage and vegetation layer, as well as a stripe of gravel at the edge and sprout sowing GDT Typ Sedumteppich , supply and installation.

Pre-conditions:	min. 2 % gradient
	root stable roof sealing
Weight (dry):	ca. 70 kg / qm
Weight (water-filled):	ca. 110 kg / qm
Total height:	ca. 8 cm

• Easy to maintain
• Self-preserving
• Area-wide coverage
• Lower installation costs
• Little maintenance needed
• Little variations in temperature
• Storage volume ca. 40 l/m²