Duna D4 is designed to support heavy traffic. It is perfect for installing on roads with an ADT of 1.000-20.000, particularly road carriageways (including pedestrian streets), stabilised hard shoulders and parking areas for all manner of vehicles.
- Made from spheroidal graphite ductile cast iron, according to ISO 1083 (Type 500-7) and standard EN 1563.
- Compliant with the European standard UNE EN-124.
- Hinged theft-proof cover with security lock.
- Central, anti-bike reinforcement.
- Metal non-slip surface.
- Coated with non-toxic, non-flammable and non-polluting water-soluble black paint.