Biological Filter Ceramic Rings – 500 grams in Nylon Media Bag with PLASTIC zipper (not metal) to prevent rust/oxidation! • Aquaculture • Ponds • Aquariums by Cz Garden Supply (2 bags = 1000g)

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Biological Filter Ceramic Rings – 500 grams in Nylon Media Bag with PLASTIC zipper (not metal) to prevent rust/oxidation! • Aquaculture • Ponds • Aquariums by Cz Garden Supply (2 bags = 1000g)
Extremely porous ceramic media for efficient biological filtration. Hollow design effectively distributes water flow and allows massive colonies of beneficial bacteria to grow on and inside each ring. Great for both fresh and saltwater aquariums. Size of ceramic ring: 1/2″ x 1/2″ Dimension of the media bag: 8.0″ x 5.5″ Product Features 2 Reusable nylon-mesh […]
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