Description
Fluval U Series Replacement Poly Carbon Cartridge:
Fluval U2, U3, U4 Poly Carbon Cartridge
Fluval Poly Carbon Cartridges have two sides for efficient chemical filtration, the fundamental second stage in the filtration process. The polyester filter pad surface filters out fine particles whilst the carbon side filters out dangerous dissolved substances, colorants and odours . It?s suitable for freshwater and marine.
