Special Case

GH+ : Increase in GH values
GH+ is intended for freshwater aquariums. GH+ increases GH values to adapt them to the aquarium biotope.
GH+ information   GH or general hardness of the water refers mainly to the quantity of calcium ions (Ca2+) and magnesium ions (Mg2+) present in the water. The higher the GH value is, the higher the water...