Fluval U4 Foam Pad

Description Fluval – “U4” Foam Pad 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