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Medium Remplacement Filter Cartridges, Unit Size: 3.5 * 5.5 inches. This aquarium filter cartridge is compatible with Whisper Bio-Bag External Filter PF10, Whisper External IQ10 and Whisper 10i Internal Filter and TetraFauna ReptoFilter 20 gallons (90 GPH).

Save on Filter Cartridge for Tetra Whisper Bio-Bag Filters, Medium Cotton Replacement Filter Cartridges for Aquariums Compatible with Tetra Whisper 10i, IQ10, PF10 and ReptoFilter, 10 Pack with a Walmart discount code

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