Specifically designed for the Fluval Nano Filter, the Carbon Cartridge contains highly porous carbon that effectively removes odors, discolorations and impurities.

Key Features:

• Specifically designed to fit inside Fluval Nano Filter
• Chemical filter media
• Large surface area removes heavy metals, organic contaminants and pollutants
• Custom designed cartridges easily load into filtration chamber
• Convenient 2-pack format