AV WSE-70 Water Retention Element

Honeycomb with a height of approx. 70 mm made out of ABS plastic. The AV WSE-70 Water Storage Element stores the water during heavy rainfall. The water has to flow through all the different elements of the honeycomb-structure first before it ends up in the AV Drainage System. After that, the AV Drainage System drains the water off the roof through a special roof outlet. Application The AV WSE-70 Water Retention Element is component of the Nophadrain Water Retention Roof System that has a total volume of approx. 107 l/m2. Properties • Material: ABS plastics • Water Retention Element • Weight: approx. 1.96 kg/m² • Compressive strength: approx. 300 kPa • Volume: approx. 66.5 l/m²