Premium 4-Inch 200 Micron Custom Sock Ring Reef Sump Filter Socks

Ultra-Fine Filtration
– High-efficiency 200-micron PP felt material traps debris while maintaining optimal water flow for crystal-clear aquarium water.
Durable & Reusable
– Reinforced stitching and premium polypropylene fabric resist wear, ensuring long-term use in saltwater or freshwater systems.
Precision Fit
– Compatible with standard 4-inch sumps and skimmers, designed for seamless integration into reef tanks, marine sumps, or aquaculture setups.
Easy Maintenance
– Machine-washable design simplifies cleaning, reducing downtime for busy hobbyists and commercial operations.
Versatile Application
– Ideal for protein skimmers, refugiums, and industrial filtration systems, offering reliable performance for home aquarists and bulk buyers alike.
Bulk Savings
– Wholesale pricing unlocks unbeatable value for high-volume purchases, backed by global logistics support.