Fluval U Series Bio Foam Sponge Pad Replacement Media U1 U2 U3 U4 Filter

Fluval foam pads for the: U1, U2, U3 AND U4. For Fluval U underwater filters. 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.

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