Extremely tiny porous ceramic media for efficient biological filtration. Their surface area and tiny pores are sized to accommodate bacteria necessary for biological balance and to remove toxic ammonia and nitrite. Hollow design effectively distributes water flow and allows massive colonies of beneficial bacteria to grow on and inside each ring, creating an ideal "bio chemical filter". They will not break down in the filter or alter pH or water hardness. Great for both fresh and saltwater aquariums Free media bag for easy handling. The zipper-design media bag is reusable. In the event of excessive buildup, you may gently rinse with water from an established aquarium, if desired Dimension: Size of ceramic ring: 5/8" x 11/16" Size of filter media bag: 8 "x 5.5 " Includes: Total 6lbs of ceramic rings in 6 filter media bags
Extremely tiny porous ceramic media for efficient biological filtration. Their surface area and tiny pores are sized to accommodate bacteria necessary for biological balance and to remove toxic ammonia and nitrite. Hollow de...
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