Fluval External Filter Replacement Foam 2 Pack 304 / 305

Fluval External Filter Foam Media For 304 / 305

2 pieces per pack

Fluval Foam Inserts capture large particles for effective mechanical filtration, the crucial first stage in the filtration process.

Custom fit to prevent bypass, they have a pore size that allows efficient water flow with less clogging for long-lasting filtration.

These inserts also enhance biological filtration.

For freshwater and marine environments.