Penn Plax Cascade Canister Filter Bio-Rings Filt-A-Pack (10 oz.; For use with all Cascade Canister Filters; For use with all Eheim ECCO Canister Filters; For us

Ready-to-use nylon mesh filter bags filled with ceramic rings. Their surface area and pores are sized to accommodate bacteria necessary for biological balance and to remove toxic ammonia and nitrite.

More Fish Tank Filter Media

Ready-to-use nylon mesh filter bags filled with ceramic rings. Their surface area and pores are sized to accommodate bacteria necessary for biological balance and to remove toxic ammonia and nitrite.

Regular Price: $9.99