61
Geberit Drainage Systems
Buried drain systems
7.6 Connection to manhole
Open manhole
Plastic pipes should only be connected with manholes
by means of a special manhole sleeve. Since settling of
ground has to be expected such a sleeve must have the
sameidealcharacteristicsasGeberitHDPE:itmustassure
tightness and at the same time flexibility.
A rubber ring provides the flexible seal between sleeve
and plastic pipe.
1 Concrete
2 Manhole sleeve
3 Geberit HDPE pipe
4 Bench
5 Anchor point if required
Geberit access pipe with oval access cover
1 Concrete
2 Manhole sleeve
3 Access pipe
(Art nr. 3xx.454.16.1)