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Oase BiOrb Ceramic Filter Media offers an effective solution for enhancing biological filtration in aquariums
Specifically made for use with the Interpet CF3 Internal Filter
moist texture encourages feeding and improves digestion
Key Features: Specially selected zeolites for pollutant absorption
Black Knight 6" Dia x 12" Long Filter Brushes - 25 Pack arcadia Oase BiOrb Ceramic Filter MediaWhat are Black Knight Filter Brushes: Black Knight filter brushes are made from the very highest quality Hydrotek polypropylene twisted into two stainless steel wires to form a cylindrical brush with a loop at one end for hanging. The other end is capped with a plastic knob for safety. They last indefinitely and are the easiest to use, most efficient and most cost effective pond filter medium you can buy. Our brushes are used in filtration systems in