Aqueon Replacement Filter Cartridges, Large Photo & Video 5D high quality fiber +

5D high quality fiber + 70% 7D high quality fiber

The cushioned pads provide comfort and support

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we recommend removing the original part and comparing it to what we list

Aqueon Replacement Filter Cartridges, Large Photo & Video 5D high quality fiber +Fits Aqueon QuietFlow Filter: LED PRO Size 20 & up and E Internal 40 gallon Ready to use cartridge contains high quality activated carbon that keeps water clean, rinse before replacing Installs in seconds: align cartridge bottom key slot for an accurate fit inside the Filter For optimal performance, change approximately every 4 to 6 weeks Do not clean Bioholster when replacing the cartridge as it contains beneficial biological bacteria