Oase BioPlus Aquarium Fish Tank Internal Filter Foam 30PPI

2 x BioPlus Filter Fleece Pad OR 1 x BioPlus Blue Filter Foam 30PPI. This 30PPI polishing foam can optionally be replaced with 2 x BioPlus Filter Fleece Pads for finer filtration if required. Suitable for the Oase BioPlus 50, 100 and 200 Internal Filters.

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