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commented on "Ceramic Bio Rings - 2.5cm 1kg"
on www.maximumaquariumsupplies.co.nz
http://www.maximumaquariumsupplies.co.nz/gallery/Filter%2BMedia/ceramic-bio-rings-25cm-1kg/500736
1kg
Bulk packaged white ceramic bio rings.
They are around 2.5cm wide and 2.5cm long.
Ceramic rings as a biological filter media can be used in aquarium filters
Enhance bacterial growth for biological filtration with these Ceramic Rings.
Designed to maximize surface area, they require no cleaning and are virtually maintenance free.
Safe for both fresh and saltwater tanks.
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