paip beralun dua dinding

HDPE double-wall corrugated pipe is a lightweight pipe made of high-density polyethylene. It has the characteristics of new light
weight, high pressure resistance, good strength, fast construction, hayat perkhidmatan yang panjang, dll. Its excellent pipe wall structure
design, and other structures Compared with pipes, the cost is greatly reduced. And because of its convenient and reliable
sambungan, Massive replacement of concrete pipes and cast iron pipes.