The Fluval U Filter Media is available for a number of the Fluval Filters and the media products are Foam Pads, Cartridge and Bio-Max.
The Foam Pads have been designed to remove fine waste from your aquarium and aid in the colonisation of good bacteria. Each pack contains two sponges with the exception of the U1 foam block that contains only one.
The Poly / Carbon Cartridges have been designed to trap fine debris and to help remove odours, resulting in improved water clarity in your aquarium. Each pack contains two Cartridges. To work out the right cartridge for your filter, simply match the U Series number.
The Fluval U filter Bio-Max is suitable for use with the Fluval U2, U3 and U4 internal filters. This product has been designed to assist in the removal of harmful toxins from the water of your Fish Tank or Aquarium. It also helps to encourage beneficial bacteria which again can help to maintain healthy aquarium water for your fish.