Marineland Ceramic Filter Rings
The Marineland Ceramic Filter Rings do not require replacement unless damaged or destroyed. These rings are designed to fit all multi-stage C-Series canister filters. The rings offer a large, multi-faceted surface area for the growth of the beneficial ammonia-neutralizing bacteria responsible for biological filtration. Replace Ceramic Filter Rings when accumulated dirt on ring surfaces cannot be rinsed away.
· Easy to apply
· Compact and effective