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Fish Tank Filter Media, Bio Balls Filter Media Hard And Firm  For Aquariums For Fish Tanks

<ul><li>It does not drop slag or muddy water. It is fired at high temperature, hard and firm, and will not powder when placed in water for a long time.</li><li>Rich in minerals and trace elements, it induces fish to increase its color. Suitable for filtration of fish tanks and aquariums.</li><li>The primary color sphere can degrade ammonia and nitrous acid, and maintain water quality.</li><li>Blue anionic nanospheres can enhance water permeability and enhance fish immunity.</li></ul>

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<br><b>Specification:</b><br>Item Type: Filter Balls<br>Material: Nanosphere<br>Product Size: Ball Diameter: Approx. 3cm / 1.2in<br>Weight: Approx. 526g / 18.6oz<br>Suitable For: Filtration of Fish Tanks and Aquariums. <br><br><b>Package List:</b><br>1 Bag x  Nanosphere <br><br><b>Note:</b><br><div>1. When used to replace the original filter material in the tank, do not change it all at once! It is recommended to replace one-fifth of the amount every 10 days, and close the fish tank cycle before taking out the original filter material to minimize water quality fluctuations.</div><div>2. Regardless of whether it is a new tank or an old tank, as long as there are organisms in the tank, remember not to add too much at a time when adding any brand of any type of microbial-cultivating filter material, because the organisms may not be able to withstand fluctuations in water quality.</div><div>3.Please note that the new type and old type of this product will be sent randomly, and make sure you will not mind before ordering.</div>

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