- Nitrate remover sponge that's biologically active
- Promotes plant growth and increases the vitality of your fish
- Three sizes available
Easily control nitrate levels in your aquarium with Juwel Nitrate Removal Sponges.
Swap a blue filter sponge for one of these Nitrate Removal sponges. Bacterial colonies will thrive on the sponge which in turn lowers the level of nitrate and therefore the formation of algae.
The Nitrax sponge doesnt harbour any oxygen, which also halts the growth of algae spores.