Aquarium Filter Media Porous Balls Bio Ceramic For Fresh Water 3.7lb/5.6lb/11lb

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Feature:<br>1.Work as a biological filter media<br>：<br>Aquarium bio filter is excellent interaction between air and water and gas exchange. The Bio-balls can give a nice home for beneficial bacteria where they can settle and be fed by water and oxygen. They will also promote gas exchange and increase dissolved oxygen levels. So as to form a good ecological cycle.<br>2<br>.<br>Ceramic rings remove nitrites<br>:<br>Ceramic Material superior at effectively removing ammonia & nitrites that hurt fish and cause unwanted plant life. You'll be surprised how clean your tank or pool is when using this aquarium filter.<br>3<br>.<br>Hollow in the filter material<br>:<br>There is a hollow in the middle of the biological column filtering medium, can provide an anaerobic environment, reducing the content of nitrates in water, and promote more healthy water quality.<br>4<br>.<br>Works for any tank<br>:<br>This aquarium biologican filter is great for any freshwater or saltwater fish tank or mini-reef aquarium.Easy to wash and clean.<br>5.Scientific configuration,Rational combination:<br>Bio-Balls do not require replacement unless damaged or destroyed ,Use scientific method,reasonable filter material,the filter media works better.<br>6.Resolve Impurities,Stabilize PH:<br>Resolve impurities,Stabilize PH,Clarify your water naturally and cultivate beneficial bacteria with these bio-balls.<br>Specification<br>:<br>Material: Plastic Aquarium Pond Balls<br>Color: Yellow<br>Diameter: 1in/26mm  (With cotton inside)<br>Package included:<br>Aquarium Filter Media Bacteria Porous Ball(Please choose the weight you need)