GDT system "Umkehrdach"
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System
Systemaufbau Umkehrdach | Illustration Spacer
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GDT Typ Sedumteppich
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Plant substrate GDT Typ E
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Protection and drainage mat GDT SDF 20
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Thermal insulation
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Root stable roof sealing
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Bid text
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Features
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GDT system for extensive roof gardens according to the recommendations of FLL consisting of protection and drainage mat with filter fleece GDT SDF 20, mineral plant substrate GDT Typ E 80 l/qm, stable to spreading fire acc. to DIN 4102 Teil 7, as well as a stripe of gravel at the edge and sprout sowing GDT Typ Sedumteppich, supply and installation.

Weight (dry):ca. 70 kg / qm
Weight (water-filled):ca. 100 kg / qm
Total height:ca. 9 cm
  • Diffusionable
  • Easy to maintain
  • Little maitenance needed
  • Area-wide coverage
  • Little variations in temperature
  • Self-preserving
  • suitable for all roof designs
  • Storage volume ca. 30 l/m²
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 www.gruendachtechnik.de                                                                                                                           gdt@gruendachtechnik.de