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 bags filled with 500 grams of filter rings = 1000 total grams!
• Long lasting, highly porous ceramic material removes ammonia & nitrites
• Nylon Mesh bag includes a PLASTIC zipper (not metal) to prevent rust! Suitable for both freshwater and saltwater filters
• Ready-to-use in any canister filter
• Only available from Cz Garden Supply (TM), USPTO and Amazon Brand Registry Protected

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