Ultra PHOS 0,04 a novel compound granules, which phosphates and yellow substances are safely removed from the aquarium cycle. A unique feature is the safe use of UltraPHOS004, since the PO4-value can not fall to 0.00. Therefore Ultra PHOS 0,04 is safe, while extremely effective.
Color and nutrients are tightly bound to the material and not re-released, so the nutrient content of the aquarium can be kept very low. Unwanted algae growth is effectively prevented and corals can develop their natural colors.