Fluval 2&3 Foam Filter Block
Fluval 2&3 Foam Filter Block 2 Pack captures large particles and debris 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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For Fluval filter models: 204, 205, 206, 207, 304, 305, 306, 307