Description
For a successful marine aquarium it is important to keep the water values stable and at the same level. With Colombo All Four you can easily maintain the water values.
Colour 1: Halo Complex
Based on main element Iodine, also contains 2 other so-called ‘Halogens’ – Bromine and Fluorine. The elements in colour 1 are most important for pink colours.

Colour 2: Potassium+
Based on main element Potassium, also contains Boron these elements are most important for red colours.

Colour 3: Metals+
Based on Iron, also contains many other metals such as Manganese, Cobalt, Nickel etc. All these metals are important for yellow and green colours.

Magnesium Plus
Magnesium plus contains ingredients; which are harvested from natural seawater by means of solar evaporation. This offers large advantages compared to products that use chemical or mined ingredients.