Filters

(38 results)
Fluval Aquaclear Aquarium Power Filter
4 sizes
(70)
$64.99 - $149.99
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Top Fin® Silenstream™ Aquarium Power Filter
5 sizes
(1450)
$25.99 - $79.99
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Fluval® FX6 Aquarium Canister Filter
(197)
$629.99
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Fluval FX2 Aquarium Canister Filter
(30)
$449.99
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Fluval® FX4 Aquarium Canister Filter
(121)
$549.99
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Fluval® 407 Performance Aquarium Canister Filter
(118)
$399.99
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Fluval® 307 Performance Aquarium Canister Filter
(95)
$349.99
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Fluval® 207 Performance Aquarium Canister Filter
(79)
$264.99
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Top Fin® CN-S Corner Filter Cartridges
2 sizes
(48)
$10.99 - $19.99
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+ 1 more
Aqueon® QuietFlow Aquarium Canister Filter 100-150 Gallon
(6)
$279.99
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Penn Plax Cascade 1000 Canister Filter
(40)
$199.99
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Marineland Penguin PRO 375 Aquarium Power Filter
(206)
$86.99
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Marineland® C360 Aquarium Canister Filter
(377)
$329.99
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Tetra® Whisper IQ Power Aquarium Filter
5 sizes
(353)
$29.99 - $79.99
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Top Fin® Aquarium BETTAFLO™Filter
(562)
$19.99
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Top Fin® Pro Aquarium Power Filter
4 sizes
(185)
$42.99 - $99.99
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Marineland® Emperor® PRO 450 Aquarium Filter
(91)
$119.99
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Marineland® Penguin PRO 275 Aquarium Power Filter
(223)
$64.99
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Top Fin® Aquarium Sponge Filter
3 sizes
(198)
$11.99 - $23.99
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Aqueon QuietFlow Aquarium Canister Filter 75 Gallon
(7)
$249.99
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Penn Plax Cascade 700 Canister Filter
(18)
$189.99
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Marineland® Magniflow C250 Aquarium Canister Filter - 55G
(244)
$219.99
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Top Fin® SF10 Aquarium Sponge Filter
(14)
$7.99
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Aqueon® QuietFlow Internal Aquarium Filter
3 sizes
(88)
$26.99 - $48.99
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Marineland Magnum 200 Polishing Internal Canister Filter
(16)
$71.99
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Marineland Penguin PRO 175 Aquarium Power Filter
(193)
$50.99
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Fluval® External 107 Canister Filter
(2)
$219.99
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Top Fin® IF40 Internal Aquarium Filter
(111)
$37.99
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Marineland® Polishing Internal Filter
(225)
$119.99
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Tetra® Whisper In Tank Power Aquarium Filters
(133)
$46.99
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Tetra® Whisper In Tank Power Aquarium Filters
(422)
$24.99
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Aquael Turbo 500 Internal Filter
(10)
$53.99
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Aquael PAT Mini Internal Shrimp Filter
(16)
$29.99
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Aquael Multi Kani Canister Filter
(8)
$119.99
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Fluval® FX Spray Bar
(0)
$49.99
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Marineland Penguin PRO 125 Aquarium Power Filter
(188)
$39.99
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Top Fin® IF20 Internal Aquarium Filter
(97)
$24.99
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Fluval® Underwater 4 Filter
(3)
$129.99
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  1. 1
Making sure that your finned friends have clean water in their tank is one of the most important responsibilities you have as their pet parent. Having the correct filter for your aquarium is vital to removing waste and other harmful contaminants from the water your fish live in. We have many different types of fish tank filters such as canister filters, external filters, internal filters, power filters and undergravel filters. No matter what type of tank you have, you’ll find the best fish tank filters at PetSmart. We also carry replacement parts and filter cartridges for easy maintenance of your filter. 
Do you need something other than fish tank filters? At PetSmart, we know how important your pets are to you, which is why we carry everything you need to have a healthy fish tank for your fishies. You'll find all the best filter and pump supplies for your fish tank or aquarium, including:
While you’re here, shop our wide variety of the best fish supplies to help your fishy friends live their best life like feeders, fish food and more!
PetSmart also offers convenient shopping with curbside or in-store pickup. Need something today? We have select items available for same-day delivery in most areas powered by DoorDash. For items you purchase frequently, PetSmart has Autoship that automatically delivers the items you want to your door as often as you’d like. Check the website to see what items are eligible.