Prevent soil and rock from entering perforated drainage pipe with the 4 inch X 10 ft. Pipe Sock. Water is allowed through the filter fabric barrier while blocking sediment and silt from entering the system. This pipe sock prevents your pipe from being clogged by debris which can result in drainage system issues. Get scalable stormwater management solutions for residential, commercial, and industrial applications at NDS. Access calculators, specifications, and design support on the NDS website. NDS is a leader in flow management solutions and the preferred choice of professionals. Blocks sediment, rocks, and soil from entering drain pipe Slips onto the outside of 4 inch perforated drain pipe like a sock Use for subsurface irrigation Pipe sock is made of geotextile fabric Comes with one 4 inch X 10 foot Pipe Sock Manufacturer Color/Finish: Black Series Name: 4 inch Drain Pipe Sock, 10 ft. Long Sub-Type: Corrugated pipe fabric Type: Pipe fabric Diameter Measurement: 4-in Fits Pipe Size: 4-in Length Measurement: 10-ft Width (Inches): 4 Width Measurement: 4-in Common Use: Pipe sock Material: Polyester Package Quantity: 1 Shape: Rectangle Warranty: 1-year limited CA Residents: Prop 65 Warning(s): Yes UNSPSC: 21101500