PP/PET 19KNM Non Woven Geotextile Fabric Drainage Convenient 600G      Quick detail:   Weight: 600g/m^2 Width: ≤6m Tensile strength: ≥19kn/m     Description:   Nonwoven geotextile has excellen

Prefabricated Vertical Drains Drainage Material     Quick Detail:   Material: polystyrene (HIPS) or polyethylene  Applications:highway and railway According to customer requirement     Description:   Drainage plate