Eheim Activated Carbon Pads for 2071-2075/2074/Pro 4/2271/2272/2273/2274/2275 - 3 pk
3 pieces of activated carbon foam pad for use with Eheim Pro 3 2071/2073/2074/2075/Pro 4/2271/2272/2273/2274/2275 external canister filters. pH neutral. Absorbs harmful substances, colors, and medication residue.