| Management number | 234704370 | Release Date | 2026/07/02 | List Price | US$4.08 | Model Number | 234704370 | ||
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OASE BioMaster 20ppi Blue Filter Foam – An ultra-coarse (20 ppi) blue foam insert for OASE BioMaster canister filters. This single replacement sponge is designed to catch large particles and serve as the first stage of mechanical filtration, while maintaining strong water flow. It helps prevent clogging of finer media, is easy to rinse and reuse, and should be replaced as needed to keep your filter working efficiently.
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