Product: Tetra Whisper Bio-Bag Disposable Filter Cartridges 3 Count, For aquariums, Medium (26169)
Brand: Tetra
REPLACEMENT CARBON FILTER Keeps aquarium water crystal clear – removes odors and discoloration
CATCHES DEBRIS Dense dual-sided mesh filters debris and fish waste
FITS TETRA WHISPER WATER FILTERS Color coded to make it simple to remember which replacement cartridge size to purchase
CONVENIENT Replacement filter cartridges are fully assembled and ready to use
USAGE Change monthly or sooner if needed

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