Tetra Whisper Bio-Bags Large Filter Cartridge, 1 count

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About This Item

Details

  • Designed to help keep your aquarium crystal clear.
  • Ultra-activated carbon works to absorb discoloration and odors, keeping your fish tank in tip-top condition.
  • Pre-assembled Bio-Bags are ready to use right out of the box.
  • Double-sided mesh is dense to trap fish waste and debris.
  • Disposable Bio-Bags are available in a 1-count and 3-count option.

Instructions

Learn More About Tetra From Our Team of Experts

Frequently bought together

Questions & Answers

2 Customer Questions

what are the dimensions of these bags?

Answer by Chewy • May 20, 2018
The bags are 3.5 x 4.8 x 8 inches.

i have a 10 30i will these work for my filter

Answer by Chewy • Oct 22, 2020
These Bio-Bags are designed to fit Whisper Power Filters 20i, 40i, C, 20, 30, 40 and 60. For the Whisper 10i, we recommend the Medium Whisper Bio-Bag Replacement Cartridges (currently available directly through the manufacturer's website).
Reviews
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4.7
Rated 4.7 out of 5 stars
201 Ratings
Terms & Conditions

81 Customer Reviews

Rated 5 out of 5 stars
By Steven on Dec 28, 2025

Fast

My turtles were amazed how fast it got here

My turtles were amazed how fast it got here

Rated 5 out of 5 stars
By Danne on Dec 16, 2025

So fast

So easy and so good and fast

So easy and so good and fast

Rated 5 out of 5 stars
By Catmom on Aug 26, 2025

Ease of use

Just rinse off in cold water and place into filter pump

Just rinse off in cold water and place into filter pump

Rated 5 out of 5 stars
By Cindy on Aug 13, 2025

It helps keep my turtle tank clean!

It’s a cartridge for my filter

It’s a cartridge for my filter

Rated 5 out of 5 stars
By Melvie on Feb 10, 2025

It works well to keep aquarium clean

I have aquatic turtle so I must replace filter each week due to lots of leftover food.

I have aquatic turtle so I must replace filter each week due to lots of leftover food.

Rated 4 out of 5 stars
By Melissa on Nov 14, 2024

this was a great change over product

I previously used a different brand, That brand decided to go through rebranding and in doing so changed all the products and the way you buy them. I changed to

I previously used a different brand, That brand decided to go through rebranding and in doing so changed all the products and the way you buy them. I changed to this brand and am much more happy for it.

Rated 5 out of 5 stars
By Rex on Apr 30, 2025

good product

works very well and easy to use

works very well and easy to use

Rated 5 out of 5 stars
By Maureen on Sep 16, 2024

Availability

I have two goldfish that I’ve had for 8 years. I cannot find these filters in any of my local stores. To keep these guys happy and healthy I have to have these filters!

I have two goldfish that I’ve had for 8 years. I cannot find these filters in any of my local stores. To keep these guys happy and healthy I have to have these filters! Thank you Chewy for carrying this pet product.

Rated 5 out of 5 stars
By Kimberly on Dec 15, 2024

TETRA FILTER CARTRIDGE.

Tetra filter cartridges keep aquarium water clean. Easy to use, follow directions.

Tetra filter cartridges keep aquarium water clean. Easy to use, follow directions.

Rated 5 out of 5 stars
By Sylvia on Mar 22, 2025

Quick delivery

Healthy food that my dog likes.

Healthy food that my dog likes.