Water Retention Box WRB 170
Water Retention Box made of recycled PP material. With high temporary and possibly permanent retention volume in combination with a Flow Control System for specific regulation of water discharge and/or water storage.
Product properties
| Material | Recycled PP |
| Nominal thickness | approx. 170 mm |
| Grammage | approx. 11.4 kg/m² |
| Cavity volume | approx. 95.0 Vol. % |
Area of use
- For the construction of retention roofs on roof areas with 0° roof pitch
- Suitable for use under extensive and intensive greening and traffic areas
Specific properties
- With closed, load-distributing structure
- For temporary and/or permanent storage of rainwater with regulated water discharge through a Flow Control System
- With Capillary Bridges to transport stored rainwater from the drainage level into the substrate layer and to increase evaporation
- High compressive strength
- With freely flowable structure for quick distribution of rainwater within the retention room
- Suitable for inverted roofs (when used on inverted insulation, no permanent water storage is possible)