Fluval U4 Filter Foam Filters

Fluval U4 Foam Pad captures large particles and debris for effective mechanical filtration, the crucial first stage in the filtration process.

It is custom-made to fit perfectly inside the filter chamber to prevent debris bypass. The foam pad has a pore size that allows efficient water flow, less clogging and long-lasting filtration. Suitable for freshwater, marine or reptile environments.

Key Features:•For Fluval U4 Underwater Filter
•Captures large particles and debris for effective mechanical filtration
•Custom-made to fit perfectly inside the filter chamber to prevent debris bypass
•Has a pore size that allows efficient water flow, less clogging and long-lasting filtration
•Suitable for freshwater, marine or reptile environments
•Includes 2 foam pads