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MED503 |
Fluval Foam Filter Block Suitable for Fluval External filter Models 404 / 405
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.
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