4 x Compatible Fluval U2 Foam and 4 x PolyMax Cartridges Internal Filter Sponges

You are purchasing a pack of 4 x Finest Filters compatible foam pads and 4 x compatible polymax / clearmax filter cartridges suitable for the Fluval U2 aquarium filter.

Replacement PolyMax compatible filter cartridges for Fluvals U2 series of internal filters. These help control green water and unsightly algae growth by adsorbing and trapping phosphate, nitrite and nitrate. It effectively produces crystal clear water, reduces odours, and creates ideal conditions for fish and plants. The polymax / polyclear filter cartridge helps reduce overall aquarium maintenance. These cartridges should be replaced approximately every 4 weeks, each pack contains 2 cartridges. Sold in 3 different sizes for the U2, U3 and U4 filters.

Regular replacement of the filter pads in your filter will ensure that your filter is running at its best.

Please Note: These are NOT original spare parts - these are compatible filters manufactured by Finest Filters.