Tetra Whisper Bio-bag Disposable Filter Cartridges

$2.99 $3.99

For the ultimate in convenience, choose Assembled Whisper Bio-Bag Cartridges. Packages are color-coded, making it easier than ever to remember which size to purchase. Whisper Bio-Bag Cartridges complete the Whisper Power Filter package for a clean, easy-to-maintain aquarium. The Whisper Bio-Bag multi-packs come unassembled and offer economical pricing on larger quantities.