Tetra Whisper Replacement Aquarium Filter Cartridges, Small, 6 Count

Price: $27.00
(as of Feb 16, 2026 08:37:06 UTC – Details)

Tetra brand is a name you can trust in the aquatics industry. With decades of proven performance and high quality products it’s no wonder Tetra is the go to brand for aquatics beginners and veterans alike. The Tetra Whisper Carbon Filter Replacement Cartridges promote healthier fish by helping to remove discoloration, odor, toxins, and other impurities from your aquarium’s water. These replacement carbon filters keep your Tetra Power filter running like new. A course layer of floss removes larger debris while activated carbons are hard at work to remove odor and discoloration from the water. The set includes six ready to use replacement filters. Easy Use Instructions: 1. Rinse filter cartridge under cool water to remove carbon dust 2. Open lid and insert filter cartridge into filter 3. Replace clogged filter cartridge when there is reduced water flow out of the filter 4. For best results change filter cartridge monthly or sooner as needed.
Batteries ‏ : ‎ Product Specific batteries required.
Is discontinued by manufacturer ‏ : ‎ No
Product Dimensions ‏ : ‎ 5.72 x 5.72 x 10.16 cm; 95.25 g
Date First Available ‏ : ‎ Aug. 12 2012
Manufacturer ‏ : ‎ Spectrum Brands Canada Inc.
Place of Business ‏ : ‎ Spectrum Brands Pet LLC, 3001 Commerce St.Blacksburg, VA 24060, 1-800-645-5154
ASIN ‏ : ‎ B006WC1F0E
Item model number ‏ : ‎ AQ-19550
Country of origin ‏ : ‎ China
Best Sellers Rank: #3,452 in Pet Supplies (See Top 100 in Pet Supplies) #31 in Aquarium Filter Accessories
Customer Reviews: 4.6 4.6 out of 5 stars (12,435) 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); } }); });

REPLACEMENT CARBON FILTER: Keeps aquarium water crystal clear – removes odors and discoloration.
CATCHES DEBRIS: Dense, dual-sided mesh filters debris and fish waste.
CLEAN WATER MADE SIMPLE: Small size fits Tetra Whisper 3i Internal Filters.
CONVENIENT: Replacement filter cartridges are fully assembled and ready to use.
USAGE: Change monthly or sooner if there is reduced water flow.