The PREDL-DUPLEX-MANHOLE is an optimized component made out of Polypropylen for a future orientated sewer network.
The goal aimed during the development of the first plastic manhole system made by PREDL was to combine the advantages of the plastic lining in concrete manholes and eliminate the weak spots in traditional plastic manhole systems.
Optional concrete filling
Optional concrete filling of the manhole base units
Projecting floor slab against hydrostatic uplift
Sealing system with integrated load bearing
Factory screwed manhole depth
Different types of channel configurations
Easy to assemble
Completely assembled up to 2,4 m construction height
Can be aligned to the road level
Pressure tested in the factory
Please find more detailed information in our product folder:
» download Folder DUPLEX-MANHOLE DN 600
» download Folder DUPLEX-MANHOLE DN 800