1.Geotextile for construction 2.Excellent permeability, filtration, durability 3.With PET or PP fiber for raw material 100g-800g Water Permeability ... Geotextile for constructionThe product has excellent permeability, filtration, durability, and can be widely used in railway, highway, sports hall, dams, water construction, ... 100g-800g Water Permeability No-woven Filament Geotextile for construction