Jecery 8-Pack 4-Inch Aquarium Filter Socks – 200 μm Ring Felt Bags for Saltwater & Freshwater Tanks

Efficient filtration for your aquarium

Maintaining clear, healthy water starts with dependable mechanical filtration. The Jecery 8-Pack 4-Inch Aquarium Filter Socks provide a straightforward, effective solution for both saltwater and freshwater tanks. Each filter bag uses a durable 200 μm ring and a sturdy 4-inch ring size, designed to fit a wide range of sump configurations. The set includes eight white socks, giving you ready replacements to keep filtration steady without interruptions.

What you get

• Eight white filter socks for ongoing maintenance
• Each sock sized about 10 x 20 cm (4 x 8 inches) with a ~4-inch diameter ring
• Made from rugged polypropylene and plastic; washable, reusable, and long-lasting
• Fine filtration at 200 μm to catch small debris, food residues, and waste
• Compatible with most sump setups in both saltwater and freshwater tanks

Why these socks work for your tank

The 200 μm pore size paired with a ringed design provides reliable mechanical filtration while helping maintain steady water flow. The polypropylene fabric is built to endure regular rinsing and reuse, offering a budget-friendly option without sacrificing performance.

Real-life use cases

• New setups where you want to minimize cloudiness during cycling
• Tanks with regular feeding that generate fine debris between changes
• Sumps needing extra mechanical filtration for clearer, more stable water

Usage and care

Rinse the socks before first use and after cleaning sessions. When needed, wash and air-dry, then reuse. Regular inspection helps you identify wear and maintain filtration efficiency over time.