Bio Media made of Ceramic is a perfect choice for sump owners who are looking for material that allows easy passage of water. Ceramic is also extremely porous allowing a huge amount of surface area per ring for beneficial bacteria to live.
- Size of filter media bag: 8 " x 5.5 ".
- Size of ceramic ring: 11/16" x 5/8".
- 300g bag of Premier Ceramic Rings
Remove cloth bag with rings inside from the plastic outside packaging.
Wash bags thoroughly prior to putting ceramic rings into any aquarium system.