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 8 (Free Shipping)

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OASE Indoor Aquatics Optimax 285 Fish Pump slide 2 of 3

OASE Indoor Aquatics Optimax 285 Fish Pump slide 3 of 3

OASE Indoor Aquatics Optimax 285 Fish Pump

$36.99 Chewy Price

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Free 1-3 day delivery on first-time orders
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Eheim 2026/2028 Universal Fish Aquarium Pump Impeller

Rated 5 out of 5 stars

1

$44.99 Chewy Price

$62.37 List Price

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

Anjon Variable Speed Control Pond Filter & Remote

$127.65 Chewy Price

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Free delivery on first-time orders
Free 365-day returns
Arrives between Sep 4 and Sep 8

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Lifegard Quiet One 100 Pump Bamboo Money Fountain with Plant Holder, 12-in base, Stone White Pot slide 2 of 5

Lifegard Quiet One 100 Pump Bamboo Money Fountain with Plant Holder, 12-in base, Stone White Pot slide 3 of 5

Lifegard Quiet One 100 Pump Bamboo Money Fountain with Plant Holder, 12-in base, Stone White Pot slide 4 of 5

Lifegard Quiet One 100 Pump Bamboo Money Fountain with Plant Holder, 12-in base, Stone White Pot slide 5 of 5

Lifegard Quiet One 100 Pump Bamboo Money Fountain with Plant Holder, 12-in base, Stone White Po...

$128.56 Chewy Price

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Free delivery on first-time orders
Free 365-day returns
Arrives between Sep 5 and Sep 9

SunSun JVP-133 Fish Aquarium Wavemaker

$27.10 Chewy Price

$29.99 List Price

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

Pro Clear Aquatic Systems Mesh Filter Sock, White, 3.75-in

$12.64 Chewy Price

$13.90 List Price

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

Pro Clear Aquatic Systems Redflex 4 In 1 Sump 400, Red & White, 45 x 14.5 x 16-in

Rated 1 out of 5 stars

1

$769.99 Chewy Price

$885.49 List Price

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Free 1-3 day delivery on first-time orders
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TMC Reef Pump Compact 500 DC Aquarium Pump

$75.99 Chewy Price

$87.39 List Price

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

Jebao Mini Submersible 5W Fountain Pond Pump, 105 GPH

Rated 4.1 out of 5 stars

12

$17.24 Chewy Price

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

OASE Indoor Aquatics Biostyle 20 Fish Filter, Dark Blue

$42.99 Chewy Price

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

New

Pond Boss 3750 GGH Waterfall Pond Pump

$229.99 Chewy Price

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Free delivery on first-time orders
Free 365-day returns
Arrives between Sep 4 and Sep 8

Coralife DC-Controlled Square 150G Fish Protein Skimmer

$280.08 Chewy Price

$599.99 List Price

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

Lifegard Bamboo Fish Aquarium Rocking Fountain & Quiet One Pump, Large

$131.87 Chewy Price

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Free delivery on first-time orders
Free 365-day returns
Arrives between Sep 5 and Sep 9

Pro Clear Aquatic Systems Redflex 4 In 1 Sump 200, Red & White, 32 x 12 x 16-in

$603.99 Chewy Price

$694.47 List Price

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

TMC Reef Pump Compact 10000 DC Aquarium Pump

$249.99 Chewy Price

$287.49 List Price

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Free 1-3 day delivery on first-time orders
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AquaReady NF-1 Internal Nano Protein Skimmer, 20 to 30-gal

Rated 5 out of 5 stars

2

$134.99 Chewy Price

$161.99 List Price

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Free 1-3 day delivery on first-time orders
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Eheim 1048 Universal Aquarium Pump

Rated 5 out of 5 stars

2

$59.00 Chewy Price

$104.45 List Price

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Free 1-3 day delivery on first-time orders
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Savio FilterWeir Set, 16-in

Rated 1 out of 5 stars

1

$99.49 Chewy Price

$144.00 List Price

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Free delivery on first-time orders
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Arrives between Sep 4 and Sep 8

Laguna Submersible Water Pump Aquarium Accessory, 200 GPH

$59.67 Chewy Price

$73.99 List Price

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

OASE Indoor Aquatics StreamMax Classic 5000 Fish Pump

$78.99 Chewy Price

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

Aquascape Pre-Cut Kink-Free Pipe Fish Accessory, 6-ft x 3/4-in

Rated 5 out of 5 stars

1

$27.99 Chewy Price

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

Pond Boss 630 GPH Pond Pump

$84.99 Chewy Price

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Free delivery on first-time orders
Free 365-day returns
Arrives between Sep 4 and Sep 8

Tetra Pond Fountain Pump, 75 GPH

Rated 3.1 out of 5 stars

7

$19.75 Chewy Price

$19.87 List Price

Autoship Price

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

Lifegard Quiet One 100 Pump Bamboo 3-Tier Fountain, Stone White Pot, 8-in base

$96.50 Chewy Price

$107.22 List Price

Autoship Price

Free delivery on first-time orders
Free 365-day returns
Arrives between Sep 5 and Sep 9

Pro Clear Aquatic Systems Premier Wet Dry Sump 75, Clear, 20 x 8 x 18-in

$303.99 Chewy Price

$349.13 List Price

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

TMC Reef Pump Compact 2500 DC Aquarium Pump

$136.99 Chewy Price

$157.54 List Price

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

Lifegard All-In-One Single Quiet One 2200 Fish Pond Pump

Rated 5 out of 5 stars

2

$250.00 Chewy Price

$359.26 List Price

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Free delivery on first-time orders
Free 365-day returns
Arrives between Sep 5 and Sep 9

Eheim compactON 2100 Aquarium Pump

Rated 5 out of 5 stars

1

$101.96 Chewy Price

$131.95 List Price

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

Laguna PowerJet 2000/7600 Fountain Pump Kit

$257.80 Chewy Price

$294.99 List Price

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

Savio Livingponds Springflo Waterfall Pond Filter, 22-in

$475.30 Chewy Price

$679.00 List Price

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Free delivery on first-time orders
Free 365-day returns
Arrives between Sep 4 and Sep 8

Hydor Seltz L20 Universal Centrifugal Pump, 185-gph, Black

Rated 5 out of 5 stars

1

$47.99 Chewy Price

Autoship Price

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

OASE Indoor Aquatics Oxymax 100 Fish Filter

Rated 1 out of 5 stars

1

$32.99 Chewy Price

$37.69 List Price

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

New

Aquatop 792 GPH Eliminator Inline UV Sterilizer, Black

$176.99 Chewy Price

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

Lifegard Quiet One DC Aquarium Pump, 185 GPH

$55.38 Chewy Price

$72.39 List Price

Autoship Price

Free delivery on first-time orders
Free 365-day returns
Arrives between Sep 5 and Sep 9

Pro Clear Aquatic Systems Ecoreef Sump 200, Blue & White, 32 x 12 x 16-in

$383.99 Chewy Price

$441.47 List Price

Autoship Price

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

Lifegard Plant Holder Rock Stream Bamboo Fish Aquarium Lifegard & Quiet One Pump, Large

Rated 4 out of 5 stars

1

$110.60 Chewy Price

Autoship Price

Free delivery on first-time orders
Free 365-day returns
Arrives between Sep 5 and Sep 9

Aquarium & Fish Tank Filters

OASE Indoor Aquatics Optimax 285 Fish Pump

Eheim 2026/2028 Universal Fish Aquarium Pump Impeller

Anjon Variable Speed Control Pond Filter & Remote

Lifegard Quiet One 100 Pump Bamboo Money Fountain with Plant Holder, 12-in base, Stone White Po...

SunSun JVP-133 Fish Aquarium Wavemaker

Pro Clear Aquatic Systems Mesh Filter Sock, White, 3.75-in

Pro Clear Aquatic Systems Redflex 4 In 1 Sump 400, Red & White, 45 x 14.5 x 16-in

TMC Reef Pump Compact 500 DC Aquarium Pump

Jebao Mini Submersible 5W Fountain Pond Pump, 105 GPH

OASE Indoor Aquatics Biostyle 20 Fish Filter, Dark Blue

Pond Boss 3750 GGH Waterfall Pond Pump

Coralife DC-Controlled Square 150G Fish Protein Skimmer

Lifegard Bamboo Fish Aquarium Rocking Fountain & Quiet One Pump, Large

Pro Clear Aquatic Systems Redflex 4 In 1 Sump 200, Red & White, 32 x 12 x 16-in

TMC Reef Pump Compact 10000 DC Aquarium Pump

AquaReady NF-1 Internal Nano Protein Skimmer, 20 to 30-gal

Eheim 1048 Universal Aquarium Pump

Savio FilterWeir Set, 16-in

Laguna Submersible Water Pump Aquarium Accessory, 200 GPH

OASE Indoor Aquatics StreamMax Classic 5000 Fish Pump

Aquascape Pre-Cut Kink-Free Pipe Fish Accessory, 6-ft x 3/4-in

Pond Boss 630 GPH Pond Pump

Tetra Pond Fountain Pump, 75 GPH

Lifegard Quiet One 100 Pump Bamboo 3-Tier Fountain, Stone White Pot, 8-in base

Pro Clear Aquatic Systems Premier Wet Dry Sump 75, Clear, 20 x 8 x 18-in

TMC Reef Pump Compact 2500 DC Aquarium Pump

Lifegard All-In-One Single Quiet One 2200 Fish Pond Pump

Eheim compactON 2100 Aquarium Pump

Laguna PowerJet 2000/7600 Fountain Pump Kit

Savio Livingponds Springflo Waterfall Pond Filter, 22-in

Hydor Seltz L20 Universal Centrifugal Pump, 185-gph, Black

OASE Indoor Aquatics Oxymax 100 Fish Filter

Aquatop 792 GPH Eliminator Inline UV Sterilizer, Black

Lifegard Quiet One DC Aquarium Pump, 185 GPH

Pro Clear Aquatic Systems Ecoreef Sump 200, Blue & White, 32 x 12 x 16-in

Lifegard Plant Holder Rock Stream Bamboo Fish Aquarium Lifegard & Quiet One Pump, Large

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