Premium 8D 8-Layer Aquarium Bio-Sponge Filter
High-density porous structure maximizes beneficial bacteria colonization for superior biological filtration. No-glue layered design prevents decomposition, ensuring long-term durability and crystal-clear water. Precision-cut edges and uniform pore distribution optimize water flow and debris trapping efficiency. Ideal for freshwater/saltwater tanks, sumps, and canister filters—enhances ecosystem stability. Engineered for high-load aquariums, shrimp breeding, and reef systems—reduces maintenance frequency. Cost-effective bulk solution for commercial hatcheries or home enthusiasts seeking professional-grade filtration.