Aqueon Filter Media: Bio-Ceramic Rings

Aqueon Filter Media can be used with various fish tank filters (hang-on-the-back, internal, canister, sump, etc. ) to improve appearance and quality of aquarium water for fish.

• For use with freshwater or saltwater applications
• Promotes beneficial biological bacteria growth on its surface area
• Can be used with various fish tank filters, including the Aqueon Canister Filters