Clean high quality carbon with excellent pore distribution for crystal-clear water for fresh or saltwater aquariums. professional-grade. phosphate free. will not affect ph. removes colors odors and pollutants.

Product Details
Use 1/2 cup for every 10 u.s. gallons of aquarium water. rinse to remove any dust. follow filter manufacturer's directions. replace every three to four weeks as needed.
Professional grade coal-based carbon that removes odors colors and pollutants. for use in freshwater and saltwater aquariums.

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