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ND DGS-M Substrate Mineral

Mineral green roof substrate specially designed for the Nophadrain Extensive Green Roof System – lightweight roof construction and for topping the ND SM-25 / SM-50 Substrate Panels. The substrate can also be used as an underlying substrate with the Nophadrain Intensive Green Roof System. This substrate meets the requirements of the FLL Green Roof Guidelines.

ND DGS-M Substrate Mineral


Material mineral substrate mix
Weight dry approx. 1.0 t/m³
Weight satured approx. 1.35 t/m³
Water retention capacity > 40 % volume
Subsidence approx. 15 %
pH value 5 - 7.5 


  • Loose (tipper truck load): approx. 28 m3
  • Silo load, forced air distribution: approx. 27 m3
  • Big bags: 1 m3 - approx. 1,000 l


  • Nophadrain Extensive Green Roof System - light weight roof construction
  • Nophadrain Intensive Green Roof System (At depths greater than 500 mm a pure, mineral-based substrate should e installed beneath the growing medium layer.)