New Upgraded 6-in-1 24-Pack Aquarium Filter Cartridges, Designed for Tetra Whisper Bio-Bag Filter Cartridges Large, Fits Tetra Whisper Filter Large — Fits IQ/PF/20i/40i, 20-60 Gallon Tanks

Price: $45.99 - $39.99
(as of Jul 11, 2026 19:05:26 UTC – Details)
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Product description

Will this filter cartridge fit my Whisper Large Bio Bag Filter?

Yes! It is specifically designed as a direct replacement for Whisper Large Bio Bag large filter cartridges, compatible with most Whisper series models (IQ/PF/Internal/ReptoFilter).

How does the Activated Alumina in this cartridge help with green algae?

Our cartridge contains 20% Activated Alumina that targets phosphates—the primary food source for green algae. It soaks up these nutrients to support a clearer, algae-free tank environment.



Is this filter cartridge safe for my turtle and other aquatic pets?

Absolutely safe! It works perfectly for various aquatic pets including turtles, frogs, newts, and salamanders, creating a clean and healthy water habitat for all your water buddies.

Package Dimensions ‏ : ‎ 10.28 x 7.44 x 6.77 inches; 4.12 Pounds
Item model number ‏ : ‎ Large Filter 24 PCS
Date First Available ‏ : ‎ February 13, 2026
Manufacturer ‏ : ‎ Esctabalt
ASIN ‏ : ‎ B0G6DPQMZC
Best Sellers Rank: #21,319 in Pet Supplies (See Top 100 in Pet Supplies) #176 in Aquarium Filter Accessories
Customer Reviews: 4.2 4.2 out of 5 stars (44) var dpAcrHasRegisteredArcLinkClickAction; P.when(‘A’, ‘ready’).execute(function(A) { if (dpAcrHasRegisteredArcLinkClickAction !== true) { dpAcrHasRegisteredArcLinkClickAction = true; A.declarative( ‘acrLink-click-metrics’, ‘click’, { “allowLinkDefault”: true }, function (event) { if (window.ue) { ue.count(“acrLinkClickCount”, (ue.count(“acrLinkClickCount”) || 0) + 1); } } ); } }); P.when(‘A’, ‘cf’).execute(function(A) { A.declarative(‘acrStarsLink-click-metrics’, ‘click’, { “allowLinkDefault” : true }, function(event){ if(window.ue) { ue.count(“acrStarsLinkWithPopoverClickCount”, (ue.count(“acrStarsLinkWithPopoverClickCount”) || 0) + 1); } }); });
Works with tetra whisper filter — these filter cartridges are designed for tetra whisper bio-bag filter cartridges large and come pre-assembled to fit tetra whisper filter large units and 20–60 gallon aquarium filter setups. Just rinse, drop in, and enjoy a no-mess, low-dust install that works with filters compatible with iq, pf, 20i, 40i, and reptofilter models.
Six-layer media that works harder — dual-sided mesh traps floating debris while way more activated carbon clears up yellow water and odors. These large filters for aquarium use are designed for tetra large filter cartridges setups, giving you clear fish tank filters results.
Alumina soaks up algae nutrients — activated alumina soaks up the nutrients algae feeds on, so you scrub way less. Perfect for 20 gallon fish tank filter through fish tank filters 20+ gallon systems, with zeolite and ceramic keeping ph stable.
Quick swap every 3-4 weeks — each large fish tank filter cartridge arrives fully assembled. Rinse briefly, pop it into your filter housing designed for tetra whisper filter large setups, and you’re done. Fits tetra filter cartridges and works with tetra filter cartridges large sizes for a trouble-free change.
Smart bulk buy for healthy habitats — with 16 ready-to-go aquarium filter cartridges on hand, you’re stocked for months of tank upkeep. Works with tetra fish tank and fish tank supplies setups, safe for tropicals, turtles, frogs, and salamanders. When your setup designed for whisper bio-bag filter cartridges large needs a swap, grab a fresh one and get back to maximum tankside chill.