Extensive substrate

 

GREENFOND SW-E volcanic substrate intended as a vegetation layer on green roofs for extensive flora.

GREENFOND SW-E is characterized by high water absorption, good drainage abilities and low settlement coefficient.

COMPOSITION:

Absorbable aggregate, volcanic aggregate, compost, low peat

PROPERTIES:

  • maximum water capacity – over 45%
  • content of fractions below 0.063 mm is 5%
  • air capacity at maximum water capacity> 10%
  • general porosity> 60%
  • organic matter content about 10%
  • pH – 6,0-7,5
  • salt concentration – below 1.0 NaCl g / dm3
  • water permeability> 0.5 mm / min
  • compaction factor approx. 1.2

PACKAGE:
– Bag 25 kg