API Bio-Chem Zorb Aquarium Canister Filter Filtration Pouch

• Cleans and clears aquarium water. Ready to use filter pouch for freshwater, saltwater and reef aquariums up to 55 gallons.
• Made with a unique blend of pharmaceutical-grade ion exchange resins, research-grade organic scavenger resins and high-porosity activated carbon.
• Promotes growth of coral in saltwater tanks and plants in freshwater tanks.
• Removes compounds carbon, alone, can’t remove.
• Eliminates light-blocking impurities to help stimulate coral and plant growth.

One large pouch treats up to 55 U.S. gallons. Rinse pouch under tap water to remove loose dust. Pouch does not need to rinse clear. Place pouch in the path of water flow in the aquarium filter. Replace every month or as recommended on the packaging.