P600D Plastic cover (without ventilation), RMD logo
PO600D Rovasco ventilated plastic manhole covers with RMD CR logo are for sewer manholes in roadways and parking areas accessible to all types of road vehicles.
If the cover is installed in roadway traffic lanes a cover with a lock (anchoring) must be used.
P600D plastic manhole cover advantages:
easy installation into Be-Gu frames
easy to handle because of its low weight
Rovasco material cannot be sold at a secondary raw materials collection yard
low noise level when a vehicle passes over the cover