Carbon helps to remove impurities from aquarium water by absorbing them with its activated carbon. To keep your filter working to its full potential we recommend replacing this carbon pad every 4 to 6 weeks
Suitable for both the Jebao 203U & the Jebao 204U external aquarium filters
Carbon filter pad suitable for the 203U & 204U Jebao external aquarium filters
Fits into the filter basket of your filter