Aqueon Replacement Filter Cartridge Large 3 Pack

Aqueon dual-sided cartridges designed to ensure even distribution of activated carbon. They feature dense floss over high quality activated carbon that helps keep water clean. To use, simply rinse under cold water and easily install using the FRONT orientation tab. 3 Pack (three) Large Replacement filter cartridges fits Aqueon QuietFlow Filter: LED PRO Size 20, 30, 50 and 75, Power Filter Size 20, 30, 50, 55/75, E Internal Size 40, Canister Filter Size 200, 300 and 400