What are the components of an aquarium filter?

Common components of an aquarium filter include a filter media, circulating pump, and the filter housing. The filter media can range in material from sponge to mesh to floss to bio-balls.

How often do you replace the cartridge of a fish tank filter?

Generally speaking, you should replace a fish tank filter about once a month or every 6 weeks. However, this can vary from filter to filter. Usually, when you start to notice decreased water flow, you know it's either time to clean or replace your fish tank filter cartridge.

Do I need a specific cartridge for my aquarium filter?

Yes, every aquarium filter has its own filtration needs, so specific aquarium cartridges are needed. Some cartridges are designed to remove specific elements like chlorine and sediment. Additionally, some fish tank filter cartridges are only compatible with certain filter models. Before replacing fish tank filter cartridges, check the aquarium's filter model to ensure compatibility.

Aquarium & Fish Tank Filter Cartridges - Page 2 (Free Shipping)

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Fluval FX2/FX4/FX5/FX6 Canister Filter Quick-Clear Fish Filter Cartridge, 3 count slide 2 of 4

Fluval FX2/FX4/FX5/FX6 Canister Filter Quick-Clear Fish Filter Cartridge, 3 count slide 3 of 4

Fluval FX2/FX4/FX5/FX6 Canister Filter Quick-Clear Fish Filter Cartridge, 3 count slide 4 of 4

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Fluval FX2/FX4/FX5/FX6 Canister Filter Quick-Clear Fish Filter Cartridge, 3 count

Rated 5 out of 5 stars

7

$8.46 Chewy Price

($2.82/ea) Price per Unit

$8.99 List Price

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Free 1-3 day delivery on first-time orders over $35
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Marineland Magnum Polishing Internal Canister Filter Floss Sleeve, 3 count slide 2 of 3

Marineland Magnum Polishing Internal Canister Filter Floss Sleeve, 3 count slide 3 of 3

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Marineland Magnum Polishing Internal Canister Filter Floss Sleeve, 3 count

Rated 4.8 out of 5 stars

35

$8.38 Chewy Price

($2.80/ea) Price per Unit

$10.29 List Price

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Underwater Treasures Seapora Nitrate + Nitrite Pad

Rated 4.8 out of 5 stars

32

$5.49 Chewy Price

($5.49/ea) Price per Unit

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API Phos-Zorb Aquarium Canister Filter Filtration Pouch, Size 6 slide 2 of 5

API Phos-Zorb Aquarium Canister Filter Filtration Pouch, Size 6 slide 3 of 5

API Phos-Zorb Aquarium Canister Filter Filtration Pouch, Size 6 slide 4 of 5

API Phos-Zorb Aquarium Canister Filter Filtration Pouch, Size 6 slide 5 of 5

API Phos-Zorb Aquarium Canister Filter Filtration Pouch, Size 6

Rated 4.3 out of 5 stars

12

$12.93 Chewy Price

($12.93/ea) Price per Unit

$15.98 List Price

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Underwater Treasures Seapora Phos Pad

Rated 3.7 out of 5 stars

3

$9.64 Chewy Price

($9.64/ea) Price per Unit

$11.99 List Price

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Tetra Whisper Bio-Bags Small Filter Cartridge, 2 count

Rated 4.6 out of 5 stars

107

$3.77 Chewy Price

($1.89/ea) Price per Unit

$4.69 List Price

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Bundle and Save 10%

Bundle: Marineland Bio-Wheel Penguin Aquarium Power Filter, 75-gal & Marineland Bio-Wheel Pengu...

Rated 3.8 out of 5 stars

35

$54.35 Chewy Price

$60.39 List Price

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Aqueon Large Internal Filter Replacement Cartridge, 2 count

Rated 4.7 out of 5 stars

37

$10.95 Chewy Price

($5.48/ea) Price per Unit

$12.99 List Price

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Free 1-3 day delivery on first-time orders over $35
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Fluval 306 & 307 Canister Filter Bio-Foam Value Pack Fish Filter Cartridge

Rated 5 out of 5 stars

3

$12.92 Chewy Price

$14.99 List Price

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Underwater Treasures Aqua One Betta Duo/Trio Carbon Cartridge, 2 count

Rated 4 out of 5 stars

4

$7.99 Chewy Price

($4.00/ea) Price per Unit

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AquaClear Activated Carbon Filter Insert, Size 30, 3 count

Rated 4.9 out of 5 stars

46

$3.31 Chewy Price

($1.11/ea) Price per Unit

$10.99 List Price

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Fluval FX2/FX4/FX5/FX6 Canister Filter Bio-Foam+ Fish Filter Catridge, 2 count

Rated 5 out of 5 stars

5

$14.35 Chewy Price

($7.18/ea) Price per Unit

$17.99 List Price

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Marineland Pro 450 Micron Filter Water Polishing Cartridge

Rated 4 out of 5 stars

4

$2.57 Chewy Price

($2.57/ea) Price per Unit

$11.89 List Price

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Fluval U2 Poly/Clearmax Filter Cartridge, 2 count

Rated 4.4 out of 5 stars

27

$8.99 Chewy Price

($4.50/ea) Price per Unit

$9.49 List Price

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Underwater Treasures Seapora Ammonia Pad

Rated 4.9 out of 5 stars

7

$9.46 Chewy Price

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Underwater Treasures Seapora Rite-Fit PF10/30 Medium/Junior Cartridge Power Aquarium Filter, 3 ...

Rated 5 out of 5 stars

4

$8.83 Chewy Price

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Fluval FX2/FX4/FX5/FX6 Canister Filter Carbon Foam Fish Filter Catridge, 2 count

Rated 5 out of 5 stars

4

$15.83 Chewy Price

($7.92/ea) Price per Unit

$17.99 List Price

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Tetra Whisper Bio-Bag Aquarium Filter Cartridge, 6 count

Rated 4.5 out of 5 stars

36

$9.43 Chewy Price

($1.58/ea) Price per Unit

$11.99 List Price

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Aqueon EcoRenew Aquarium Replacement Filter Cartridges, Medium, 3 count

Rated 5 out of 5 stars

1

$10.95 Chewy Price

($3.65/ea) Price per Unit

$12.99 List Price

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Bundle: Marineland Bio-Wheel Emperor Rite-Size E Filter Cartridge, 4 count + 400 Aquarium Power...

Rated 4.9 out of 5 stars

16

$88.41 Chewy Price

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Underwater Treasures Seapora 200 Micron Round Filter Sock, 9.5-in L

Rated 4.5 out of 5 stars

8

$6.99 Chewy Price

($6.99/ea) Price per Unit

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API Bio-Chem Zorb Filter Media Pouch for Crystal Clear Aquarium Water, Size 6, 18 count

Rated 5 out of 5 stars

9

$226.99 Chewy Price

($12.62/ea) Price per Unit

$265.38 List Price

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Coralife Marine Aquarium Filter Cartridge, Large, 3 count

Rated 4 out of 5 stars

4

$12.89 Chewy Price

($4.30/ea) Price per Unit

$13.49 List Price

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Marineland Pro 275 & 375 Micron Filter Water Polishing Cartridge

Rated 5 out of 5 stars

6

$2.57 Chewy Price

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$11.79 List Price

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Underwater Treasures Seapora Poly Pad

Rated 4.5 out of 5 stars

8

$4.20 Chewy Price

($4.20/ea) Price per Unit

$4.49 List Price

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Free 1-3 day delivery on first-time orders over $35
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Lifegard Hang-On-Filter Replacement Cartridges, 2-pack, 20-gal

$5.38 Chewy Price

($2.69/ea) Price per Unit

Autoship Price

Free delivery on first-time orders over $35
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Arrives between Apr 13 and Apr 17

AquaFX Carbon Block Cartridge Aquarium Filter

Rated 4.5 out of 5 stars

2

$13.99 Chewy Price

($13.99/ea) Price per Unit

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Bundle: Aqueon QuietFlow Medium Replacement Filter Cartridges + 10 Ammonia Reducing Specialty F...

Rated 5 out of 5 stars

3

$32.20 Chewy Price

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HelloReef Felt Filter Sock for Aquariums

Rated 5 out of 5 stars

4

$8.99 Chewy Price

Autoship Price

Free 1-3 day delivery on first-time orders over $35
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Underwater Treasures Seapora Micron Filter Pad

Rated 3 out of 5 stars

2

$11.99 Chewy Price

($11.99/ea) Price per Unit

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Free 1-3 day delivery on first-time orders over $35
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Aqueon Replacement Betta Filter Cartridge, 2 count

Rated 4.9 out of 5 stars

13

$6.49 Chewy Price

($3.25/ea) Price per Unit

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Underwater Treasures Seapora Rite-Fit PF55 Large/Regular Cartridge Power Aquarium Filter, 3 cou...

Rated 3.4 out of 5 stars

5

$7.99 Chewy Price

($2.67/ea) Price per Unit

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TL Reefs Deionization Resin Aquarium Prefilled Cartridge

$27.49 Chewy Price

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Fluval G3 Chemical Filter Cartridge

Rated 5 out of 5 stars

1

$17.99 Chewy Price

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Koller Products KC05 Aquarium Replacement Filter Cartridges, 6 count

Rated 4.3 out of 5 stars

7

$9.99 Chewy Price

($1.67/ea) Price per Unit

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Fluval G6 Nitrate Adsorbing Filter Cartridge

$67.99 Chewy Price

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Aquarium & Fish Tank Filter Cartridges

Fluval FX2/FX4/FX5/FX6 Canister Filter Quick-Clear Fish Filter Cartridge, 3 count

Marineland Magnum Polishing Internal Canister Filter Floss Sleeve, 3 count

Underwater Treasures Seapora Nitrate + Nitrite Pad

API Phos-Zorb Aquarium Canister Filter Filtration Pouch, Size 6

Underwater Treasures Seapora Phos Pad

Tetra Whisper Bio-Bags Small Filter Cartridge, 2 count

Aqueon Large Internal Filter Replacement Cartridge, 2 count

Fluval 306 & 307 Canister Filter Bio-Foam Value Pack Fish Filter Cartridge

Underwater Treasures Aqua One Betta Duo/Trio Carbon Cartridge, 2 count

AquaClear Activated Carbon Filter Insert, Size 30, 3 count

Fluval FX2/FX4/FX5/FX6 Canister Filter Bio-Foam+ Fish Filter Catridge, 2 count

Marineland Pro 450 Micron Filter Water Polishing Cartridge

Fluval U2 Poly/Clearmax Filter Cartridge, 2 count

Underwater Treasures Seapora Ammonia Pad

Underwater Treasures Seapora Rite-Fit PF10/30 Medium/Junior Cartridge Power Aquarium Filter, 3 ...

Fluval FX2/FX4/FX5/FX6 Canister Filter Carbon Foam Fish Filter Catridge, 2 count

Tetra Whisper Bio-Bag Aquarium Filter Cartridge, 6 count

Aqueon EcoRenew Aquarium Replacement Filter Cartridges, Medium, 3 count

Underwater Treasures Seapora 200 Micron Round Filter Sock, 9.5-in L

API Bio-Chem Zorb Filter Media Pouch for Crystal Clear Aquarium Water, Size 6, 18 count

Coralife Marine Aquarium Filter Cartridge, Large, 3 count

Marineland Pro 275 & 375 Micron Filter Water Polishing Cartridge

Underwater Treasures Seapora Poly Pad

Lifegard Hang-On-Filter Replacement Cartridges, 2-pack, 20-gal

AquaFX Carbon Block Cartridge Aquarium Filter

HelloReef Felt Filter Sock for Aquariums

Underwater Treasures Seapora Micron Filter Pad

Aqueon Replacement Betta Filter Cartridge, 2 count

Underwater Treasures Seapora Rite-Fit PF55 Large/Regular Cartridge Power Aquarium Filter, 3 cou...

TL Reefs Deionization Resin Aquarium Prefilled Cartridge

Fluval G3 Chemical Filter Cartridge

Koller Products KC05 Aquarium Replacement Filter Cartridges, 6 count

Fluval G6 Nitrate Adsorbing Filter Cartridge

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Aquarium Type

Fish Type

Aquarium Concern

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