Filter Media

(84 results)
Top Fin® Large Power Filter Cartridges
(278)
$27.99
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Top Fin® Silenstream™ Small Filter Cartridges
(65)
$19.99
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Top Fin® PF-S Silenstream Aquarium Filter Cartridges
2 sizes
(232)
$11.99 - $27.99
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Top Fin® Element EF-S Filter Cartridges
3 sizes
(369)
$11.99 - $27.99
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Top Fin® Silenstream Filter Cartridge - 3pk
(111)
$11.99
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Top Fin® Silenstream™ Large Filter Cartridges
(135)
$19.99
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Marineland® Penguin Rite Size C Power Filter Cartridges
(80)
$29.99
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Top Fin® CN-S Corner Filter Cartridges
2 sizes
(48)
$10.99 - $19.99
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FLUVAL Active Carbon Insert 3-Pack
3 sizes
(8)
$7.19 - $12.79
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Top Fin® Retreat™ RF-L Filter Cartridges
(109)
$19.99
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Tetra® Whisper Bio-Bag Disposable Filter Cartridge
2 sizes
(148)
$14.99 - $27.99
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Seachem® Purigen® Premium Synthetic Absorbent
2 sizes
(54)
$17.99 - $19.99
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Top Fin® Internal Filter Cartridges
(30)
$10.99
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Top Fin® CN-L Corner Filter Cartridges
(15)
$11.99
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Fluval® FX5 Filter Foam Inserts Aquarium Filter Media
(5)
$21.59
$26.99
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FLUVAL AC BioMax Insert 1-Pack
3 sizes
(12)
$7.19 - $9.59
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Top Fin® Retreat Filter Cartridge - 3pk
2 sizes
(48)
$11.99
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Top Fin® Internal Filter Cartridges
(17)
$10.99
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Fluval® Quick Clear Water Polishing Pad 306/307/406/407 6PK
(14)
$9.59
$11.99
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Fluval® BioMax Media
(20)
$19.19
$23.99
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Fluval® UltraGrade Carbon
(10)
$13.59
$16.99
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Marineland® Black Diamond Carbon
(22)
$29.99
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Fluval Bio-FX Biological Filter Media - 5 L
(4)
$35.99
$44.99
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Top Fin® Pro Power Filter Media Pack
4 sizes
(41)
$9.99 - $22.99
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Aqueon® QuietFlow Replacement Aquarium Filter Cartridges
3 sizes
(86)
$29.99 - $33.99
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Marineland® Rite Size Emperor Power Filter Cartridge
(32)
$26.99
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FLUVAL Bio-Foam Filter Insert 1-Pack
4 sizes
(12)
$3.19 - $8.79
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Top Fin® Universal Ceramic Rings
(4)
$4.99
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+ 1 more
Seachem® Matrix™
(20)
$10.99
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Fluval Phosphate Resin Infused Pads
(4)
$8.79
$10.99
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Fluval® 207/307 & 206/306 Bio-Foam Max Filter Pad - 2pk
(6)
$7.99
$9.99
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Top Fin® Filter Media Bag
2 sizes
(70)
$2.49 - $3.49
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Fluval® Zeo-Carb Filter Media
(14)
$11.99
$14.99
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Fluval FX2 Bio Foam Max
(0)
$11.99
$14.99
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+ 2 more
Penn Plax Bio-Floss Replacement Poly Fiber Floss Pads
(4)
$15.49
20% OFF In-Store Pickup with code: PICKUP20
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+ 1 more
Seachem® The Bag ™ Welded Filter
(4)
$11.99
20% OFF In-Store Pickup with code: PICKUP20
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+ 1 more
Top Fin® Ceramic Rings
(12)
$17.99
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Top Fin® Universal Granular Activated Carbon U-Media
(19)
$17.99
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Top Fin® Filter Fiber Pad U-Media
(54)
$13.49
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Top Fin® Retreat™ RF-S Filter Cartridges
(106)
$19.99
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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.