Drain-Sleeve 4 inch x 10 ft. Filter Sock

Protect perforated drain pipes from sand and sediment clogging with this Drain-Sleeve 4 in. x 10 ft. Filter Sock. Designed for pipes 3 - 4 in. in diameter, this fabric filter sock creates a water-permeable barrier to keep deposits from building up in drain pipes and reduces the need for gravel backfill. This seamless filter sock slips over pipes quickly and easily and it resists tearing. Forms a water-permeable barrier to seal against deposit build-up Tear-resistant sock slips over pipes quickly and easily Designed for use with 3 to 4 in. diameter pipes Reduces the need for gravel backfill