Larger length than internal

The advantages of plastic pipes

It turns out that the use of plastic pipes is economically profitable, since polymers are much cheaper than metal. At the laying place, sewage is external and internal. At the same time, the outer sewage system has pipelines of much larger length than internal pipelines, since they have to experience a large load. Typically, external sewage pipelines of red -brick or orange, have different stiffness, length and diameters.

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