Unbranded 300 Pcs Balls Media Ball Tank Aquarium Biochemical Filtration – Biological Filter Inch Mm Filter- Fish For Black 3.6X3.6X.6cmx3pcs

BALLS FOR POND FILTER– Widely use: The Biological ball is widely in freshwater fish tanks, salt water aquariums, fish ponds, fish hatcheries,<br>AQUARIUM BIOLOGICAL MEDIA– balls for pond filter. any freshwater or saltwater fish tank or aquarium.<br>BIOCHEMICAL BALLS– Effective to avoid residue and reduce the death rate of fish and chemical filtration and increase the oxygen solubility in aquarium and fish tank.<br>FISH TANK FILTERS– If you have any questions, please contact US in time, we will reply you within 24 hours.<br>POND BALLS– Our filter biospheres are suitable for many occasions and are suitable for filtration such as water garden ponds, freshwater fish tanks, aquariums.