Locate a Soil Erosion Filter distributor in your area. ZIPcode: Belton Industries offers heavy duty soil erosion filter fabrics. Woven from extruded polypropylene yarn, Beltech 2x2 and 4x4 provide the filtration and drainage necessary for erosion protection against wave action and constantly changing water levels. Suitable for waterway embankments such as rivers, ponds, canals and lakes Two different styles available to meet various erosion control requirements and specifications Erosion Control Under Rip-Rap   >> Application Open design allows water flow, but holds soil in place without clogging Use of sand and gravel bedding blanket insures even pressure over both fabrics and prevents cavitation between soil and fabric