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Tetra Large Whisper Filter Cartridges$16.17
Tetra Whisper Large Filter Cartridges are designed to facilitate a clean and easy-to-maintain aquarium environment. Suitable for use with 20, 30, 40, and 60-gallon Power Filters, as well as 20i and 40i internal filters, these cartridges are supplied unassembled in packs of eight units.,Tetra Whisper Large Filter Cartridges are designed to facilitate a clean and easy-to-maintain