Nyos Phosi-Ex 500ml

NYOS® PHOSI-EX is a highly efficient, iron-based silicate and phosphate adsorber designed to remove unwanted nutrients quickly and permanently. Its targeted use helps prevent nuisance algae, keeps water parameters stable, and restores clarity and vibrancy to your aquarium. This moist, high-performance media works without affecting pH and releases no aluminium or harmful substances, making it safe for all marine and freshwater systems. With PHOSI-EX, your aquarium water remains clear, clean and free from excess phosphate and silicate.