Filter Media

(90 results)
Top Fin® Large Power Filter Cartridges
(287)
$23.79
$27.99
Save $15 when you spend $75 on ALL small pet, reptile, bird & aquatic products
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+ 3 more
Top Fin® PF-S Silenstream Aquarium Filter Cartridges
2 sizes
(238)
$10.19 - $23.79
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Top Fin® Element EF-S Filter Cartridges
3 sizes
(380)
$10.19 - $23.79
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Top Fin® Silenstream™ Large Filter Cartridges
(137)
$16.99
$19.99
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Top Fin® Silenstream™ Small Filter Cartridges
(65)
$16.99
$19.99
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Fluval AC20 Power Filter
(10)
$59.99
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Enjoy Free Shipping On Orders $49+.
Top Fin® CN-S Corner Filter Cartridges
2 sizes
(52)
$9.34 - $16.99
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Seachem® Purigen® Premium Synthetic Absorbent
2 sizes
(60)
$15.29 - $16.99
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Top Fin® Silenstream Filter Cartridge - 3pk
(120)
$10.19
$11.99
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Top Fin® Filter Media Bag
2 sizes
(70)
$2.11 - $2.96
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FLUVAL Active Carbon Insert 3-Pack
3 sizes
(12)
$7.64 - $13.59
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Top Fin® Retreat™ RF-L Filter Cartridges
(109)
$16.99
$19.99
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Marineland® Penguin Rite Size C Power Filter Cartridges
(84)
$25.49
$29.99
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Top Fin® Internal Filter Cartridges
(34)
$9.34
$10.99
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Tetra® Whisper Bio-Bag Disposable Filter Cartridge
2 sizes
(148)
$12.74 - $23.79
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Top Fin® Internal Filter Cartridges
(21)
$9.34
$10.99
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Fluval® Quick Clear Water Polishing Pad 306/307/406/407 6PK
(16)
$10.19
$11.99
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Fluval® FX5 Filter Foam Inserts Aquarium Filter Media
(5)
$22.94
$26.99
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Marineland® Black Diamond Carbon
(24)
$25.49
$29.99
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Aqueon® QuietFlow Replacement Aquarium Filter Cartridges
3 sizes
(86)
$25.49 - $28.89
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FLUVAL AC BioMax Insert 1-Pack
3 sizes
(14)
$7.64 - $10.19
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FLUVAL Bio-Foam Filter Insert 1-Pack
4 sizes
(14)
$3.39 - $9.34
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Seachem® Matrix™
(20)
$9.34
$10.99
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Top Fin® Pro Power Filter Media Pack
4 sizes
(46)
$8.49 - $19.54
Save $15 when you spend $75 on ALL small pet, reptile, bird & aquatic products
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Top Fin® CN-L Corner Filter Cartridges
(15)
$10.19
$11.99
Save $15 when you spend $75 on ALL small pet, reptile, bird & aquatic products
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Top Fin® Retreat™ RF-S Filter Cartridges
(106)
$16.99
$19.99
Save $15 when you spend $75 on ALL small pet, reptile, bird & aquatic products
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Fluval® BioMax Media
(20)
$20.39
$23.99
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Fluval® UltraGrade Carbon
(10)
$14.44
$16.99
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Marineland® Rite Size Emperor Power Filter Cartridge
(32)
$22.94
$26.99
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Fluval FX2 Bio Foam Max
(0)
$12.74
$14.99
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Fluval Bio-FX Biological Filter Media - 5 L
(6)
$38.24
$44.99
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Top Fin® Universal Granular Activated Carbon U-Media
(19)
$15.29
$17.99
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Top Fin® Universal Ceramic Rings
(8)
$4.24
$4.99
Save $15 when you spend $75 on ALL small pet, reptile, bird & aquatic products
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+ 2 more
Top Fin® Retreat Filter Cartridge - 3pk
2 sizes
(52)
$10.19
$11.99
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Fluval Phosphate Resin Infused Pads
(4)
$9.34
$10.99
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Fluval® 207/307 & 206/306 Bio-Foam Max Filter Pad - 2pk
(6)
$8.49
$9.99
Save $15 when you spend $75 on ALL small pet, reptile, bird & aquatic products
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FluFluval® Quick Clear Water Polishing Pad 106/107/206/207 3PK
(14)
$7.64
$8.99
Save $15 when you spend $75 on ALL small pet, reptile, bird & aquatic products
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+ 3 more
Fluval® Zeo-Carb Filter Media
(14)
$12.74
$14.99
Save $15 when you spend $75 on ALL small pet, reptile, bird & aquatic products
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Fluval Flex 2.0 Poly Carbon Cartridge, 3 pack
(0)
$5.09
$5.99
Save $15 when you spend $75 on ALL small pet, reptile, bird & aquatic products
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Top Fin® Ceramic Rings
(12)
$15.29
$17.99
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Keeping your fish tank clean is a vital part of supporting the health and wellbeing of your fish. That means making sure that your tank’s filter is functioning properly. Shop PetSmart’s selection of fish tank filter media to find the best fit for your tank or aquarium. At PetSmart, you’ll find a wide variety of filter media for aquariums of every size, as well as the filter cartridges, foam pads, bulk media, filter bags, pre-filter accessories and other parts you need to keep their aquarium clean and healthy.
Looking for something other than fish tank filter media or filter cartridges? At PetSmart, we make sure it’s easy for you to find all the best aquarium filters and pump supplies for your fish tank or aquarium, including:
While you’re here, shop our collection of the best fish supplies like fish foodfeeders and more for your fishy friends!
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.