Marina A291 Slim Filter Carbon Plus Ceramic Cartridge, 3-Count, White

Price: $9.99 - $8.97
(as of Feb 20, 2026 21:07:32 UTC – Details)

The Marina Slim Filter Carbon Plus Ceramic Cartridge combines activated carbon and Ceramitek in one cartridge for a healthy aquarium. The activated carbon effectively removes pollutants and odors, while the Ceramitek, a highly porous ceramic biological filter medium optimizes biological filtration. The easy-to-use disposable cartridge should be replaced every two weeks. Make sure to never replace all filter cartridges at the same time in order to ensure constant presence of beneficial bacteria. The Marina Slim Filter Carbon Plus Ceramic is best for Tropical fish
Is discontinued by manufacturer ‏ : ‎ No
Product Dimensions ‏ : ‎ 3.81 x 5.08 x 12.7 cm; 68.04 g
Date First Available ‏ : ‎ Nov. 1 2011
Manufacturer ‏ : ‎ Marina
Place of Business ‏ : ‎ AUSTIN, TX, 78759 US
ASIN ‏ : ‎ B0032GED02
Item model number ‏ : ‎ A291
Country of origin ‏ : ‎ China
Department
‏ : ‎ Unisex-Adult
Best Sellers Rank: #584 in Pet Supplies (See Top 100 in Pet Supplies) #1 in Aquarium Filter Accessories
Customer Reviews: 4.7 4.7 out of 5 stars (3,840) 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); } }); });

Absorbs toxic ammonia and reduces fish stress
Effectively removes pollutants and odors
Contains Ceramitek, a highly porous ceramic biological filter medium
3-pack; Easy to replace
Fits the Marina S10, S15 and S20 Slim Filters
Age range description: all life stages