Ceramic Rings 17oz. High Surface area Ceramic Rings for filters comes complete with Mesh bag. Perfect for any tropical aquarium, includes salt (marine) and fresh water fish tanks.
High Surface area Ceramic Rings for filters complete with Mesh bag. Works best with a water flow across it. Provides a porous surface area to support biological filtration of your water. Helps keep a clean and healthy aquatic environment where fish, plans and aquatic life can thrive. Process allows the water to receive full-contact filtration with virtually no bypass so it can return to your aquarium or pond. Ceramic rings are extremely porous media for efficient biological filtration. Hollow design effectively distributes water flow and allows massive colonies of beneficial bacteria to grow. The more surface that is available, the more bacteria that your filter media can hold, they increase their surface area through tiny little pores.
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