The most effective medium to clear aquariums of toxic organic substances, discoloration and foul odors. It is proven in laboratory tests to be 3x more effective than other carbons. Extreme carbon pellets are the professional's choice. They contain large pores allowing them to absorb and hold more contaminants which is vital to attaining the extreme removal of chemical, organic pollutants and toxins. For fresh and salt water aquariums. Net weight 23oz. Imported.
