Optigrün DRAINAGE AND WATER STORAGE ELEMENT FKD 40

• Under extensive greening with a raised layer structure (natural roof up to 25 cm)
• Under simple intensive greening with a low layer structure (garden roof up to 30 cm)
• Suitable for slope-free roofs
• Suitable for inverted roofs
• Suitable for long flow distances
• With water reservoir

LV-Text

• Material   HDPE recycling regenerated material
• Nominal thickness 40 mm
• Weight approx. 2.3 kg/m²
• Water storage tank approx. 8.7 l/m² unfilled
• Max. discharge capacity approx. 2.31 l/s x m (at 2% gradient)
• Compressive strength unfilled approx. 144 kN/m² according to DIN EN ISO 25619-2