Straight-through channel PP 400x250+L250, type3 with left inlet, for smooth rising pipe DN/OD 400mm and smooth inlet pipes 250mm + left inlet 250mm, with gasket, orange color (Diamir 400 well) 2543143300

Diamir sewage manholes are intended for the construction of gravity sewage systems (sanitary, rainwater, combined, industrial) and drainage. The series of types includes three types of chambers: 1. non-hatch inspection chambers - allowing access to the rainwater or sanitary sewage system using inspection or cleaning equipment, 2. manhole inspection chambers - allowing personnel access to the rainwater or sanitary sewage system, 3rd well with a sedimentation basin -used in rainwater drainage (rain inlets) and drainage, in the case of using "blind" kinets, the wells are used, for example, as reservoirs or sewage pumping stations.