Installation kit for conduits being laid in a road subgrade

摘要

The dirt disk (12) consists of a mounting ring (16) whose fitted insert includes an opening (15) to fit into the entry (18) of the line valve (8) and close this off flexibly against dirt ingress. The mounting (1) has two separate inserts to be fixed in the mounting ring (16) and has respective latching nose on its inwall or undercuts here to fix the inserts in place. Dirt disks allotted to the inserts are externally rimmed to engage the noses or undercuts as specified which are in turn peripherally offset for the respective inserts. The opening (15) fits into the hexagon of the line valve extension (14).