OASE 30 ppi Prefilter Foam For Biomaster – Set of 6

The Pre-filter Foam Set 30 ppi for theBioMaster250,350,600, or850and BioMaster Thermo250,350,600, or850includes 6 fine replacement filter foamsCustomize your choice of filter foams to meet the needs of your aquariumTiming to replace the pre-filter foam set

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