
CerMedia MarinePure 18.9L Bucket Sphere
High-Efficiency Bio-Media for Superior Filtration Performance
The CerMedia MarinePure 18.9L Bucket Sphere is the ideal solution for aquarists seeking premium biological filtration. These 1.5" spheres offer a massive surface area for beneficial bacteria colonisation, helping eliminate ammonia and nitrite, while significantly lowering nitrate levels.
Crafted with Thin Bio-Film Technology, MarinePure spheres ensure nutrients reach bacteria faster, while old bio-film is easily flushed—keeping your system clean and efficient.
Key Benefits
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Replaces 1,350 plastic bio-balls per sphere
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Supports higher fish loads & stable water chemistry
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Reduces filter maintenance
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Open pore structure resists clogging
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Easily shaped to fit canisters, sumps & wet/dry filters
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Volume: 18.9L bucket of 1.5" spheres