flexible permeable hose

Features: 1.Phosphoric acid rust treatment carbon steel wire, covered with PVC to prevent acid corrosion.Unique skeleton of steel wire spiral to ensure smooth wall surface and to withstand external pressure. 2.Non-woven filter layer to ensure the effective filter to prevent sediment into the tube. 3.High-strength polyester fiber. Specifications Model: HR-50, HR-80, HR-100, HR-150, HR-200, HR-250, HR-300 diameter: (mm ± 3): 50,80,100,150,200,250, 300