Highly porous ceramic rings for effective biological filtration
The hollow design distributes water flow effectively and provides a larger surface area for biological filtration capacity, creating an ideal "biochemical filter".
Great for fresh and saltwater aquariums.
Free media bag for easy use. Reusable zippered media bag
Size: 350g
Type: Cleaning Supplies & Odor Control
Category: Filters
Family: Fish
Material: Ceramic
made in china
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