About This

• Finest-Filters compatible replacement foam filter pads are made from the same material as the Fluval origionals.
• These filter pads are cut to fit the Fluval U3 range of internal filters
• The pads measure 195 x 60 x13mm.
• These sponges contain the boilogical cultures, biologically and mechanically filtering the aquarium water
• This is not a Fluval Product. This is a Finest-Filters alternative which serves the same purpose as the origional brand.