Tetra Whisper Bio-Bag Disposable Filter Cartridges, Small, Pack of 2
Description
Use these replacement filter cartridges in your water filter - each package is color-coded to make it simple to remember which size to purchase. These replacement filters are assembled and ready to use for your convenience. Clear water made simple. Rinse Tetra Whisper Bio-Bag Disposable Filter Cartridges under cool tap water to remove carbon dust. Open the lid of your filter and insert the Bio-Bag cartridge into the filter. Replace a clogged Bio-Bag filter cartridge when there is reduced water flow out of the filter. For best results, change your filter cartridge monthly or sooner if needed. Choose the small size filter cartridge to fit the Whisper 3i Internal Filter; choose the medium cartridge to fit the Whisper PF10 Power Filter, 10i Internal Filter and Reptofilter 90 GPH; and choose the large cartridge to fit the Whisper 20, 30, 40 and 60 Power Filters and 20i and 40i Internal Filters.
- - Replacement carbon filter: Keeps aquarium water crystal clear - removes odors and discoloration.
- - Catches debris: Dense, dual-sided mesh filters debris and fish waste.
- - Fits 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.
Please note that the product information displayed is provided by manufacturers, suppliers and other third parties and is not independently verified by Petco.
Specifications
| SKU | 376817 |
|---|---|
| Primary Brand | Tetra |
| Days to Ship | Ships Next Business Day |
| Personalized Item flag | No |
|---|
Usage Instructions Open carton and remove plastic bag containing the Bio-Bag. Open plastic bag and remove one Bio-Bag. Fold the bag over the remaining Bio-Bags, return them to the sales box. Rinse the Bio-Bag under cold water to remove carbon dust. Insert Bio-Bag into V slots and slide it all the way down into the filter. Replace clogged Bio-Bag when water begins to backflow excessively over Wonder Tube. Made in USA.
Description
Use these replacement filter cartridges in your water filter - each package is color-coded to make it simple to remember which size to purchase. These replacement filters are assembled and ready to use for your convenience. Clear water made simple. Rinse Tetra Whisper Bio-Bag Disposable Filter Cartridges under cool tap water to remove carbon dust. Open the lid of your filter and insert the Bio-Bag cartridge into the filter. Replace a clogged Bio-Bag filter cartridge when there is reduced water flow out of the filter. For best results, change your filter cartridge monthly or sooner if needed. Choose the small size filter cartridge to fit the Whisper 3i Internal Filter; choose the medium cartridge to fit the Whisper PF10 Power Filter, 10i Internal Filter and Reptofilter 90 GPH; and choose the large cartridge to fit the Whisper 20, 30, 40 and 60 Power Filters and 20i and 40i Internal Filters.
- - Replacement carbon filter: Keeps aquarium water crystal clear - removes odors and discoloration.
- - Catches debris: Dense, dual-sided mesh filters debris and fish waste.
- - Fits 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.
Please note that the product information displayed is provided by manufacturers, suppliers and other third parties and is not independently verified by Petco.
Specifications
| SKU | 376817 |
|---|---|
| Primary Brand | Tetra |
| Days to Ship | Ships Next Business Day |
Reviews
Rating Snapshot
Review this Product
Customers say
Customers overwhelmingly praise this filter for maintaining crystal-clear water and delivering professional-level results in small tanks, particularly for betta fish. Most highlight how effectively it removes debris and keeps tanks clean without frequent changes. Reviewers consistently emphasize the intuitive design, describing installation and cartridge replacement as simple and seamless. Many appreciate its perfect fit and reliable compatibility with existing systems. Customers frequently note exceptional value for the price, with strong consensus that performance justifies the investment. Overall, reviewers highly recommend this filter for small aquariums.
Most Helpful Favorable Review
Kitty Mansion Shanghai
CAPRICORN79
7 years ago
Awesome kitty mansion! Well built and both our cats love it!
3 PEOPLE FOUND THIS HELPFUL
Show Reviews:
5
and
4
Most Helpful Critical Review
Filters
Mccaulgirl
6 years ago
Too expensive. Ordered on line a pack of 6 for $7.
3 PEOPLE FOUND THIS HELPFUL
Show Reviews:
3
2
and
1
Filter Reviews
9 Ratings-Only Reviews
Perfect for my fry tank!
Yes, I recommend this product.
Very happy
No, I do not recommend this product.
Great filter
Yes, I recommend this product.
Filters
Yes, I recommend this product.
Good filters
Yes, I recommend this product.
Easy to use.
Yes, I recommend this product.
Amazing experience
Yes, I recommend this product.
Kitty Mansion Shanghai
Yes, I recommend this product.
Questions
What are the dimensions? I need a 3"x5".
- These are 2" by 2" square.
Helpful?

