* This product has been retired and will not be restocked once inventory runs out *

The Fluval Chi Aquarium Filter Pad has two sides that combine to provide thorough and effective mechanical and chemical filtration. Custom-sized, the Fluval Chi Aquarium Filter Pad fits perfectly inside the filter chamber to prevent debris bypass. The polyester side filters out debris and contaminants. The carbon side filters out harmful liquid substances, colorants and odors for a healthy and clean environment.