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Fluval U3 Poly-Carb

Fluval U3 Poly-Carb

SKU: 015561104913

Poly-Carb Cartridge for U3 Underwater Filter, 2-Pack


Specifically designed for the Fluval U3 filter, the U3 Poly-Carb Cartridge has two unique filtering sides that combine to provide thorough chemical filtration.



  • Chemical filter media
  • Polyester side filters out fine debris and contaminants
  • Carbon side filters out harmful liquid substances, colorants and odors
  • Suitable for freshwater, saltwater or reptile environments
  • Convenient 2-pack format
  • 2 x poly/carbon cartridges included


Only 3 left in stock