Application: The outer layer of the new wind corrugated pipe is composed of PE materials with different properties. The double wall hollow corrugated structure design can not only be installed in the ceiling and ceiling structure, but also the super pressure resistance performance of the corrugated pipe at the same time is the ideal choice for concrete installation. Xinfeng corrugated tube unique double-wall hollow corrugated structure, with anti-static and antibacterial inner coating, smooth inner wall, easy to clean, small friction, sound insulation, heat preservation.