Specifically designed for the Fluval U filters, the Poly/Clearmax cartridge helps control green water and unsightly algae growth by trapping and absorbing phosphate, nitrite and nitrate.
- Chemical filter media
- Produces crystal clear water, reduces odour, and creates ideal conditions for fish and plants
- Helps reduce overall aquarium maintenance
- Suitable for freshwater, saltwater or reptile environments
- Convenient 2-pack format
Also available the poly/carbon cartridge and foams.