гофрированная труба с двойной стенкой

Гофрированная труба с двойной стенкой HDPE-это легкая труба из полиэтилена высокой плотности. It has the characteristics of new light
weight, high pressure resistance, good strength, fast construction, long service life, и т. д.. Its excellent pipe wall structure
design, and other structures Compared with pipes, the cost is greatly reduced. And because of its convenient and reliable
connection, Massive replacement of concrete pipes and cast iron pipes.