Ferplast CO2 Energy Mixer Black/White Filtration Sponge 2 pcs

The Ferplast CO2 Energy Mixer Filter Sponge is essential for ensuring the health of your aquarium.

With compact dimensions of 4.5 x 5.5 x 5 cm, this package includes two sponges with different porosities: one with fine pores and another with activated carbon, which optimize water and carbon dioxide mixing.

Easy to replace and designed to maintain oxygen balance, it is an indispensable accessory for aquarists seeking a healthy ecosystem.