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Optigrün WATER RETENTION BOX WRB 85

Optigrün international AG

Description

Optigrün Water Retention Box WRB 85 on roofs used as retention areas, under extensive and intensive greening and traffic areas

More Over

  • For temporary and/or permanent storage of rainwater with regulated water discharge by means of an effluent throttle
  • With capillary bridges for transporting stored rainwater from the drainage level into the substrate layer and for
  • increasing evaporation performance (accessories)
  • High compressive strength
  • With freely flowable structure for rapid distribution of rainwater within the retention space
  • Suitable for inverted roofs (no permanent water accumulation is possible when used on inverted insulation)

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Technical Information

  • Material  PP recycled reclaimed material
  • Nominal thickness approx. 85 mm
  • Weight approx. 5.7 kg/m²
  • Retention volume approx. 80 l/m2
  • Cavity volume approx. 95.0 vol. %
  • Max. discharge capacity approx. 8.63 l/(m*s) (at 2% gradient)
  • Compressive strength approx. 800 kN/m2 according to DIN EN ISO 25619-2

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