Benibachi ZEROa is made from a special kind of clay which help absorbs harmful ammonia, nitrous acid, heavy metal and magnesium from the tap water, making it safe for shrimp keeping. It purifies water quality and controlling the occurrence of the pathogenic bacteria and the algae. It also contains important natural mineral that releases gradually into the aquarium. A must for any Benibachi tank.
Usage: Please use it in high flow area, in or outside of the filter. Use 1 pc per 75ltr tank.