Fluval Poly/Carbon Cartridge has two sides that combine to provide thorough and effective chemical filtration, the crucial second stage in the filtration process.

• The polyester filter pad side filters out fine debris and contaminants.
• The carbon side filters out harmful liquid substances, colourants and odours.
• For freshwater, marine or reptile environments.
• For the Fluval U3 Underwater Filter.

Includes: 2 Poly/Carbon cartridges