Silt Trap Socks - Sediment Control Sock for Secondary Containment
Icecap Reef Sump Felt Filter Bag with Plastic Ring | CoralVue
Ultra-Filter Sock - Heavy Metal Removal - 9454
Amazon.com : SMASOR Filter Sock for Saltwater Aquariums 4 inch Ring by 11.8 inch Aquarium Filter Sock for Freshwater/Saltwater Aquariums. 3D Honeycomb Design Filter Sock Use in Sumps/Overflows(4-Pack) : Pet Supplies
New Pig 5-ft L x 5-in W x 5-3/4-in dia Filter in the Outdoor Drainage Accessories department at Lowes.com