NYOS® PHOSI-EX is an extremely high-performance, moist and secure silicate and phosphate adsorber on an iron basis. The targeted use of PHOSI-EX will prevent unwanted algae plagues effectively and your aquarium will shine in all its glory.
Removes phosphate and silicate permanently, quickly and efficiently
Removes and prevents unwanted algae plagues
No change to the pH value
No emission of aluminium or other harmful substances