Polyethylene Manhole Exterior Part
The method of single pipe parietal connection into the polyethylene manhole
We must use replacing connection for polyethylene manholes exteriors parts in sewage systems. Replacing connections are used due to the presence of coarse and fine particles and in the polyethylene manhole exterior part and the exterior parts required to be at the maximum diameter since the suspended particles do not stick on pipe and exhaust pipe and accessories in exterior part. It is necessary to consider a maximum of 400 diameters for Corrugate pipe exterior hole. The installation of this system is as follow:
As it can be seen in figure 1, polyethylene single pipe parietal connection to polyethylene manhole must be done so that a complete seal occurs.
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