BOYU Ceramic Ring CR-500 / حلقات سيراميك BOYU CR-500

500g / ٥٠٠ جرام -  The BOYU Ceramic Ring is designed for small filters, effectively enhancing both freshwater and marine water quality. Its unique porous structure promotes the growth of beneficial nitrifying bacteria, improving overall water health and reducing the need for frequent water changes. With long-lasting durability and resistance to seawater corrosion, it supports the well-being of fish and plants.