Marineland Chemical Filtration Premium Activated Carbon Bags Brand_Four Paws Antibacterial polymer for internal infections

Antibacterial polymer for internal infections of fish

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Cobalt Proteinate

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Marineland Chemical Filtration Premium Activated Carbon Bags Brand_Four Paws Antibacterial polymer for internal infectionsMarineland Chemical Filtration Premium Activated Carbon Bags fit all C Series and Magniflow Canister Filters. Remove more discoloration, odors and impurities from your aquarium with these carbon bags. For best results, change carbon every three weeks. Each bag contains Black Diamond Premium Activated Carbon inside. This pack contains 2 bags. Keep your aquarium water clean and clear with proper filtration.