Fluval Cycle Aquarium Filter Bacteria Bio Starter Remove Tank Ammonia Nitrite 2L

Fluval Cycle Biological Bacteria Starter 2 Litres Treats up To 16,000 Litres (3,500 gallons). Eliminates ammonia and nitrite. These beneficial bacteria eliminate toxic ammonia and nitrites while creating a biologically well-balanced aquarium for healthy fish to thrive.

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