What are fish tank filters?

Fish tank filters are devices necessary to maintaining clean water so your fish and plants can thrive. Filters usually consist of three filtration elements: mechanical, chemical, and biological.

Can an aquarium survive without a filter?

While it might be possible for an aquarium to survive without a filter, it's not recommended, especially if you have fish in the tank. A filtration system not only makes maintaining an aquarium easier, with fewer water changes required, but it also provides a better environment for both fish and plants.

Can a filter be too powerful for an aquarium?

Yes, fish tank filters can be too powerful for an aquarium and result in negative effects. For example, if a filter is too powerful with an overly strong water flow, it can cause excess stress to your fish. Filters that are too powerful can also potentially suck fish into the intake.

Can you over filter a fish tank?

Yes, you can over filter a fish tank if the aquarium filter is too strong and creating an excessively strong water flow. This can cause stress to your fish and even lead to nutrient deficiency in the tank.

Aquarium & Fish Tank Filters - Page 3 (Free Shipping)

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Penn-Plax Cascade 300 Internal Aquarium Filter

Rated 4.3 out of 5 stars

12

$24.99 Chewy Price

$38.99 List Price

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Free 1-3 day delivery on first-time orders over $35
Free 365-day returns

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Tetra Whisper Aquarium Power Filter, 5-10 gal

Rated 3.2 out of 5 stars

135

$19.47 Chewy Price

$24.39 List Price

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Free 1-3 day delivery on first-time orders over $35
Free 365-day returns

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Aqueon QuietFlow 10 Series Aquarium Filter Kit slide 2 of 8

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Aqueon QuietFlow 10 Series Aquarium Filter Kit

Rated 4.2 out of 5 stars

22

$38.43 Chewy Price

$44.99 List Price

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Free 1-3 day delivery on first-time orders
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Pond Boss Pond Pumpshield

Rated 4 out of 5 stars

3

$16.86 Chewy Price

Autoship Price

Free delivery on first-time orders over $35
Free 365-day returns
Arrives between Apr 11 and Apr 16

Fiji Cube Advanced Reef Sump 2nd Gen, 30-in

Rated 5 out of 5 stars

1

$504.99 Chewy Price

$545.39 List Price

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Free delivery on first-time orders
Free 365-day returns
Arrives between Apr 12 and Apr 15

Marineland Penguin Pro Aquarium Filter, 375

Rated 4.3 out of 5 stars

30

$64.87 Chewy Price

$71.79 List Price

Autoship Price

Free 1-3 day delivery on first-time orders
Free 365-day returns

Eheim 494 Pre-Cut Aquarium Tubing

Rated 5 out of 5 stars

4

$12.95 Chewy Price

$14.25 List Price

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Free 1-3 day delivery on first-time orders over $35
Free 365-day returns

Jebao SOW-5 Fish Aquarium Wavemaker

Rated 5 out of 5 stars

2

$75.98 Chewy Price

$84.99 List Price

Autoship Price

Free 1-3 day delivery on first-time orders
Free 365-day returns

Tetra Water Garden Pond Pump, 1000-gph

Rated 4.6 out of 5 stars

121

$58.32 Chewy Price

$122.49 List Price

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Free 1-3 day delivery on first-time orders
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Coralife Biocube Aquarium Protein Skimmer

$55.47 Chewy Price

$59.99 List Price

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Free 1-3 day delivery on first-time orders
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Seapora Aqua Pulse 10 Circulating Pump, 1320-GPH

Rated 5 out of 5 stars

2

$22.57 Chewy Price

$23.99 List Price

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Free 1-3 day delivery on first-time orders over $35
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Penn-Plax Fishbowl Filter Kit

Rated 4.4 out of 5 stars

8

$19.19 Chewy Price

$32.99 List Price

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Free 1-3 day delivery on first-time orders over $35
Free 365-day returns

Marineland Bio-Wheel Emperor 400 Aquarium Power Filter, 80-gal

Rated 4.3 out of 5 stars

204

$85.99 Chewy Price

($1.08/gl) Price per Unit

$119.39 List Price

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Free 1-3 day delivery on first-time orders
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Aqueon QuietFlow Canister Filter, 100-150 gal

Rated 4.6 out of 5 stars

22

$249.95 Chewy Price

$279.99 List Price

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Free 1-3 day delivery on first-time orders
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Lifegard Duo Pond Fish Pond Filter

Rated 5 out of 5 stars

2

$180.62 Chewy Price

$200.69 List Price

Autoship Price

Free delivery on first-time orders
Free 365-day returns
Arrives between Apr 13 and Apr 17

Aqueon Betta Natural Plant Betta Fish Aquarium Filter

Rated 4.4 out of 5 stars

21

$13.99 Chewy Price

Autoship Price

Free 1-3 day delivery on first-time orders over $35
Free 365-day returns

Marineland Magniflow 160 Canister Filter

Rated 3.4 out of 5 stars

5

$115.57 Chewy Price

$174.49 List Price

Autoship Price

Free 1-3 day delivery on first-time orders
Free 365-day returns

Eheim compactON 600 Aquarium Pump

Rated 4.5 out of 5 stars

2

$33.96 Chewy Price

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Free 1-3 day delivery on first-time orders over $35
Free 365-day returns

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Tetra Medium Aquarium Carbon Filter, 4 count

Rated 4.7 out of 5 stars

36

$8.77 Chewy Price

($2.20/ea) Price per Unit

$13.69 List Price

Autoship Price

Free 1-3 day delivery on first-time orders over $35
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Pond Boss Waterfall Spillway

Rated 4.9 out of 5 stars

9

$27.99 Chewy Price

$29.99 List Price

Autoship Price

Free delivery on first-time orders over $35
Free 365-day returns
Arrives between Apr 11 and Apr 16

Coralife Marine Aquarium Filter & Protein Skimmer, 30-gal

Rated 3.5 out of 5 stars

11

$49.52 Chewy Price

($1.66/gl) Price per Unit

$69.99 List Price

Autoship Price

Free 1-3 day delivery on first-time orders
Free 365-day returns

Penn-Plax Cascade 100 Power Hang-On Filter

Rated 4.4 out of 5 stars

9

$32.58 Chewy Price

$62.99 List Price

Autoship Price

Free 1-3 day delivery on first-time orders over $35
Free 365-day returns

Penn-Plax Cascade Aquarium Filt-A-Pack, Medium

Rated 4.7 out of 5 stars

23

$15.64 Chewy Price

($15.64/ea) Price per Unit

$15.99 List Price

Autoship Price

Free 1-3 day delivery on first-time orders over $35
Free 365-day returns

Marineland Emperor Pro 450 Aquarium Filter

Rated 3.9 out of 5 stars

21

$94.72 Chewy Price

$104.79 List Price

Autoship Price

Free 1-3 day delivery on first-time orders
Free 365-day returns

Aqueon QuietFlow 30 Series Aquarium Filter Kit

Rated 4.4 out of 5 stars

16

$45.28 Chewy Price

$64.99 List Price

Autoship Price

Free 1-3 day delivery on first-time orders
Free 365-day returns

SunSun HW-602B Aquarium Canister Filter, 20-gal

Rated 3.5 out of 5 stars

21

$50.29 Chewy Price

($2.52/gl) Price per Unit

Autoship Price

Free 1-3 day delivery on first-time orders
Free 365-day returns

Hydor Seltz Universal Centrifugal Pump, 320-gph

$72.99 Chewy Price

Autoship Price

Free 1-3 day delivery on first-time orders
Free 365-day returns

AquaReady Automatic Filter Roller, 1320 GPH

$259.99 Chewy Price

$311.99 List Price

Autoship Price

Free 1-3 day delivery on first-time orders
Free 365-day returns

Eheim 1200 Universal Aquarium Pump

$124.95 Chewy Price

$137.45 List Price

Autoship Price

Free 1-3 day delivery on first-time orders
Free 365-day returns

Tetra Pond Submersible Flat Box Filter Replacement Foam

Rated 4.9 out of 5 stars

11

$14.69 Chewy Price

Autoship Price

Free 1-3 day delivery on first-time orders over $35
Free 365-day returns

Lee's Aquarium & Pets Round Under Gravel Aquarium Bowl Filter, Small

Rated 3.8 out of 5 stars

8

$10.99 Chewy Price

Autoship Price

Free 1-3 day delivery on first-time orders over $35
Free 365-day returns

Lifegard HOF-40 Quadruple Slim Design Hang-On-Filter, 40-gal

Rated 1 out of 5 stars

1

$36.32 Chewy Price

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Free delivery on first-time orders
Free 365-day returns
Arrives between Apr 13 and Apr 17

Seapora Aquarium Power Filter PF30

$31.99 Chewy Price

Autoship Price

Free 1-3 day delivery on first-time orders over $35
Free 365-day returns

Python Aquarium Maintenance System Replacement Faucet Pump

Rated 4.3 out of 5 stars

37

$10.49 Chewy Price

$13.99 List Price

Autoship Price

Free 1-3 day delivery on first-time orders over $35
Free 365-day returns

Aqueon QuietFlow 30/50 Carbon Reducing Specialty Aquarium Filter Pads

Rated 4.5 out of 5 stars

10

$7.99 Chewy Price

$13.99 List Price

Autoship Price

Free 1-3 day delivery on first-time orders over $35
Free 365-day returns

SunSun Hang-On Aquarium UV Sterilizer Back Filter, 10-30 gal

Rated 4.4 out of 5 stars

32

$45.59 Chewy Price

Autoship Price

Free 1-3 day delivery on first-time orders
Free 365-day returns

Aquarium & Fish Tank Filters

Penn-Plax Cascade 300 Internal Aquarium Filter

Tetra Whisper Aquarium Power Filter, 5-10 gal

Aqueon QuietFlow 10 Series Aquarium Filter Kit

Pond Boss Pond Pumpshield

Fiji Cube Advanced Reef Sump 2nd Gen, 30-in

Marineland Penguin Pro Aquarium Filter, 375

Eheim 494 Pre-Cut Aquarium Tubing

Jebao SOW-5 Fish Aquarium Wavemaker

Tetra Water Garden Pond Pump, 1000-gph

Coralife Biocube Aquarium Protein Skimmer

Seapora Aqua Pulse 10 Circulating Pump, 1320-GPH

Penn-Plax Fishbowl Filter Kit

Marineland Bio-Wheel Emperor 400 Aquarium Power Filter, 80-gal

Aqueon QuietFlow Canister Filter, 100-150 gal

Lifegard Duo Pond Fish Pond Filter

Aqueon Betta Natural Plant Betta Fish Aquarium Filter

Marineland Magniflow 160 Canister Filter

Eheim compactON 600 Aquarium Pump

Tetra Medium Aquarium Carbon Filter, 4 count

Pond Boss Waterfall Spillway

Coralife Marine Aquarium Filter & Protein Skimmer, 30-gal

Penn-Plax Cascade 100 Power Hang-On Filter

Penn-Plax Cascade Aquarium Filt-A-Pack, Medium

Marineland Emperor Pro 450 Aquarium Filter

Aqueon QuietFlow 30 Series Aquarium Filter Kit

SunSun HW-602B Aquarium Canister Filter, 20-gal

Hydor Seltz Universal Centrifugal Pump, 320-gph

AquaReady Automatic Filter Roller, 1320 GPH

Eheim 1200 Universal Aquarium Pump

Tetra Pond Submersible Flat Box Filter Replacement Foam

Lee's Aquarium & Pets Round Under Gravel Aquarium Bowl Filter, Small

Lifegard HOF-40 Quadruple Slim Design Hang-On-Filter, 40-gal

Seapora Aquarium Power Filter PF30

Python Aquarium Maintenance System Replacement Faucet Pump

Aqueon QuietFlow 30/50 Carbon Reducing Specialty Aquarium Filter Pads

SunSun Hang-On Aquarium UV Sterilizer Back Filter, 10-30 gal

Category

UV Sterilizers

Sponge & Box Filters

Hang-On-Back Filters

Internal Tank Filters

External Aquarium Filters

Sumps & Refugium

Protein Skimmers

Water Pumps & Power Heads

Media Reactors

Pond Filters

Filter Socks & Rollers

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