Non Woven has six features:isolation,filter, drainage,reinforced,protection,closed role Item: non woven filter clothTechnology of non woven: SpunlaceSpecification:100-600g per meter1.Thickness:0.1mm-8mm2.Structure:non-woven3.Application:be used for highway, dam and metal roofing system.4.Composition: viscose. polyester, composed of various proportions.Weight: 35gsm-200gsmWidth: 15cm-350cmsoft ...