Spill911 offers a triangular silt dike barrier systems to help contain eroded soils. The Ultratech Silt Dike is designed to be an effective and economical alternative to straw bales and rock check dams. Aprons on either side of the dike are designed to prevent erosion and failure of a structure. The silt dikes offer versatility as multiple units can be installed side-by-side for larger areas. Optional, u-shaped wire staples help secure units in place, even in rough territory. The silt dikes can also be used for pond protection. A discount is available for purchases of ten or more items. Call 317-867-2911 for more information.