Tetra Whisper Bio-Bag Disposable Filter Cartridges for Aquariums, Medium, 3 Count
Tetra Whisper Bio-Bag Disposable Filter Cartridges for Aquariums, Medium, 3 Count
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Tetra Whisper Bio-Bag Disposable Filter Cartridges for Aquariums, Medium, 3 Count

|897 ratings
Tetra Whisper Bio-Bag Disposable Filter Cartridges for Aquariums, Medium, 3 CountTetra Whisper Bio Bag Disposable Filter Cartridges for Aquariums Medium 3 Count3 pack Tetra Whisper Bio Bag Disposable Filter Cartridges for Aquariums Medium 3 Count4 pack Tetra Whisper Bio Bag Disposable Filter Cartridges for Aquariums Medium 3 Count2 pack Tetra Whisper Bio Bag Disposable Filter Cartridges for Aquariums Medium 3 Count
Multipack Quantity1

Key item features

  • REPLACEMENT CARBON FILTER: Keeps aquarium water crystal clear – removes s 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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Customer ratings & reviews

4.6 out of 5 stars
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897 ratings149 reviews
How item rating is calculated
  1. 5 stars82% (737)
  2. 4 stars8% (75)
  3. 3 stars5% (42)
  4. 2 stars1% (7)
  5. 1 star4% (36)
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Showing 1-3 of 149 reviews

Jun 3, 2026
Reviewer name: kelly
Top Reviewer
Item details
Multipack quantity: 1
5 out of 5 stars
5 out of 5 stars review

Verified Purchase

bio bag filter cartridges

works good for my aquarium

Helpful?4DWXUBI7VUOZ20769702
Jun 14, 2026
Reviewer name: sheTmomma
Top Reviewer
Item details
Multipack quantity: 1
5 out of 5 stars
5 out of 5 stars review

Verified Purchase

good buv

works in my tetra whisper filter I had gotten with my tank from Walmart as well. very much worth the price and comes with a great amount.

Helpful?4DWXUBI7VUOZ20769702
Jul 21, 2026
Reviewer name: rlk1980
Top Reviewer
Item details
Multipack quantity: 1
5 out of 5 stars
5 out of 5 stars review

Verified Purchase

Great filters

Helpful?4DWXUBI7VUOZ20769702
Current price is $6.47$2.16/count
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