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Tetra Whisper Bio-Bag Cartridge with Stay Clean Technology, Large Size

This product requires a veterinary prescription.
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$4.99 - $19.99
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  • REPLACEMENT FILTER CARTRIDGE: Keeps aquarium water clear – removes odors and discoloration and helps reduce buildup on aquarium glass.
  • STAY CLEAN™ TECHNOLOGY: By maintaining healthy pH levels, creates easier maintenance for healthier fish.
  • FITS TETRA® WHISPER® AQUARIUM FILTERS: Color coded to make it simple to remember which cartridge size to purchase.
  • CONVENIENT: Pre-assembled, ready to use and easy to replace.
  • USAGE: Change monthly or sooner if needed.


Nutritional Info