Tetra ToruMin instantly creates water that is identical to naturally occurring tropical water (known as black water), just like the water that fish encounter in their natural habitat.
from 9,50 € *
Dennerle Humin elixir contains concentrates of alder cones, oak bark and almond tree leaves. Black water effect for discus, neons, scalars, but also suitable for shrimp.
from 6,85 € *
For a natural blackwater effect as in the tropics
from 4,47 € *