Premium Aquarium Foam Filter Media – Multi-Colored Bacteria House Cubes
High-density porous foam structure maximizes surface area for superior beneficial bacteria colonization, enhancing biological filtration efficiency. Precision-cut cube design ensures uniform water flow distribution, preventing dead zones in koi ponds or aquariums. Vibrant multi-color layers (non-toxic dye) visually monitor biofilm growth while blending seamlessly into decorative setups. Industrial-grade durability withstands high-pressure systems; reusable after rinsing, reducing long-term maintenance costs. Ideal for freshwater/saltwater tanks, sump filters, or outdoor pond bio chambers—supports crystal-clear water and fish health. Bulk wholesale pricing available; factory-direct quality with no retail markup.