Tetra Whisper® EX Carbon Filter Replacement Cartridges Gluten-Free The world can be a

The world can be a scary place for a pup

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Tetra Whisper® EX Carbon Filter Replacement Cartridges Gluten-Free The world can be aNow a Carbon Filter as innovative as the Whisper EX Filtration System it's designed to fit. Tetra Carbon Filters' layers of multi density floss effectively trap even the smallest particulates while activated carbon rapidly eliminates odor, discoloration, impurities, and toxins. The result? Water that's clear, healthy, and polished. Fits: Medium EX Whisper EX20 Large EX Whisper EX30, EX45 & EX70 Instructions: Coarse layer Removes larger particulates.