Photo 1 of 9 Packs Carbon Filter Cartridges for Tetra Whisper EX Filters, Replacement Filter Cartridges Large for Tetra, Fits Whisper EX30/EX45/EX70 Filters

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Photo 1 of 9 Packs Carbon Filter Cartridges for Tetra Whisper EX Filters, Replacement Filter Cartridges Large for Tetra, Fits Whisper EX30/EX45/EX70 FiltersPhoto 2 of 9 Packs Carbon Filter Cartridges for Tetra Whisper EX Filters, Replacement Filter Cartridges Large for Tetra, Fits Whisper EX30/EX45/EX70 FiltersPhoto 3 of 9 Packs Carbon Filter Cartridges for Tetra Whisper EX Filters, Replacement Filter Cartridges Large for Tetra, Fits Whisper EX30/EX45/EX70 Filters