Filter Media

(90 results)
Top Fin® Large Power Filter Cartridges
(289)
$23.79
$27.99
Get 35% OFF your 1st Autoship order, 20% OFF your 2nd & 10% OFF your 3rd. Place your first order by 4/16
Online Only! Save 20% on regular priced small pet, bird, reptile & aquatic products. Discount in cart.
+ 3 more
Top Fin® Silenstream™ Small Filter Cartridges
(65)
$16.99
$19.99
Get 35% OFF your 1st Autoship order, 20% OFF your 2nd & 10% OFF your 3rd. Place your first order by 4/16
Online Only! Save 20% on regular priced small pet, bird, reptile & aquatic products. Discount in cart.
+ 3 more
Top Fin® PF-S Silenstream Aquarium Filter Cartridges
2 sizes
(238)
$10.19 - $23.79
Get 35% OFF your 1st Autoship order, 20% OFF your 2nd & 10% OFF your 3rd. Place your first order by 4/16
Online Only! Save 20% on regular priced small pet, bird, reptile & aquatic products. Discount in cart.
+ 3 more
Top Fin® Element EF-S Filter Cartridges
3 sizes
(382)
$10.19 - $23.79
Get 35% OFF your 1st Autoship order, 20% OFF your 2nd & 10% OFF your 3rd. Place your first order by 4/16
Online Only! Save 20% on regular priced small pet, bird, reptile & aquatic products. Discount in cart.
+ 3 more
Top Fin® Silenstream™ Large Filter Cartridges
(137)
$16.99
$19.99
Get 35% OFF your 1st Autoship order, 20% OFF your 2nd & 10% OFF your 3rd. Place your first order by 4/16
Online Only! Save 20% on regular priced small pet, bird, reptile & aquatic products. Discount in cart.
+ 3 more
Top Fin® Internal Filter Cartridges
(34)
$9.34
$10.99
Get 35% OFF your 1st Autoship order, 20% OFF your 2nd & 10% OFF your 3rd. Place your first order by 4/16
Online Only! Save 20% on regular priced small pet, bird, reptile & aquatic products. Discount in cart.
+ 3 more
Top Fin® CN-S Corner Filter Cartridges
2 sizes
(52)
$9.34 - $16.99
Get 35% OFF your 1st Autoship order, 20% OFF your 2nd & 10% OFF your 3rd. Place your first order by 4/16
Online Only! Save 20% on regular priced small pet, bird, reptile & aquatic products. Discount in cart.
+ 3 more
Seachem® Purigen® Premium Synthetic Absorbent
2 sizes
(60)
$17.99 - $19.99
Get 35% OFF your 1st Autoship order, 20% OFF your 2nd & 10% OFF your 3rd. Place your first order by 4/16
Online Only! Save 20% on regular priced small pet, bird, reptile & aquatic products. Discount in cart.
+ 3 more
Top Fin® Silenstream Filter Cartridge - 3pk
(122)
$10.19
$11.99
Get 35% OFF your 1st Autoship order, 20% OFF your 2nd & 10% OFF your 3rd. Place your first order by 4/16
Online Only! Save 20% on regular priced small pet, bird, reptile & aquatic products. Discount in cart.
+ 3 more
FLUVAL Active Carbon Insert 3-Pack
3 sizes
(12)
$8.99 - $15.99
Get 35% OFF your 1st Autoship order, 20% OFF your 2nd & 10% OFF your 3rd. Place your first order by 4/16
Online Only! Save 20% on regular priced small pet, bird, reptile & aquatic products. Discount in cart.
+ 3 more
Fluval AC20 Power Filter
(10)
$59.99
Online Only! Save 20% on regular priced small pet, bird, reptile & aquatic products. Discount in cart.
10X points (20% back in savings) on ALL merchandise and services. One-time use only.
+ 1 more
Top Fin® Retreat™ RF-L Filter Cartridges
(109)
$16.99
$19.99
Get 35% OFF your 1st Autoship order, 20% OFF your 2nd & 10% OFF your 3rd. Place your first order by 4/16
Online Only! Save 20% on regular priced small pet, bird, reptile & aquatic products. Discount in cart.
+ 3 more
Marineland® Penguin Rite Size C Power Filter Cartridges
(84)
$29.99
Get 35% OFF your 1st Autoship order, 20% OFF your 2nd & 10% OFF your 3rd. Place your first order by 4/16
Online Only! Save 20% on regular priced small pet, bird, reptile & aquatic products. Discount in cart.
+ 3 more
Tetra® Whisper Bio-Bag Disposable Filter Cartridge
2 sizes
(148)
$14.99 - $27.99
Get 35% OFF your 1st Autoship order, 20% OFF your 2nd & 10% OFF your 3rd. Place your first order by 4/16
Online Only! Save 20% on regular priced small pet, bird, reptile & aquatic products. Discount in cart.
+ 3 more
Top Fin® Internal Filter Cartridges
(21)
$9.34
$10.99
Get 35% OFF your 1st Autoship order, 20% OFF your 2nd & 10% OFF your 3rd. Place your first order by 4/16
Online Only! Save 20% on regular priced small pet, bird, reptile & aquatic products. Discount in cart.
+ 3 more
Aqueon® QuietFlow Replacement Aquarium Filter Cartridges
3 sizes
(86)
$29.99 - $33.99
Get 35% OFF your 1st Autoship order, 20% OFF your 2nd & 10% OFF your 3rd. Place your first order by 4/16
Online Only! Save 20% on regular priced small pet, bird, reptile & aquatic products. Discount in cart.
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Fluval® FX5 Filter Foam Inserts Aquarium Filter Media
(5)
$26.99
Get 35% OFF your 1st Autoship order, 20% OFF your 2nd & 10% OFF your 3rd. Place your first order by 4/16
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+ 3 more
Marineland® Black Diamond Carbon
(24)
$29.99
Get 35% OFF your 1st Autoship order, 20% OFF your 2nd & 10% OFF your 3rd. Place your first order by 4/16
Online Only! Save 20% on regular priced small pet, bird, reptile & aquatic products. Discount in cart.
+ 3 more
FLUVAL AC BioMax Insert 1-Pack
3 sizes
(14)
$8.99 - $11.99
Get 35% OFF your 1st Autoship order, 20% OFF your 2nd & 10% OFF your 3rd. Place your first order by 4/16
Online Only! Save 20% on regular priced small pet, bird, reptile & aquatic products. Discount in cart.
+ 3 more
Top Fin® Pro Power Filter Media Pack
4 sizes
(46)
$8.49 - $19.54
Get 35% OFF your 1st Autoship order, 20% OFF your 2nd & 10% OFF your 3rd. Place your first order by 4/16
Online Only! Save 20% on regular priced small pet, bird, reptile & aquatic products. Discount in cart.
+ 3 more
Fluval® Quick Clear Water Polishing Pad 306/307/406/407 6PK
(16)
$11.99
Get 35% OFF your 1st Autoship order, 20% OFF your 2nd & 10% OFF your 3rd. Place your first order by 4/16
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+ 3 more
Fluval® BioMax Media
(20)
$23.99
Get 35% OFF your 1st Autoship order, 20% OFF your 2nd & 10% OFF your 3rd. Place your first order by 4/16
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Fluval® UltraGrade Carbon
(10)
$16.99
Get 35% OFF your 1st Autoship order, 20% OFF your 2nd & 10% OFF your 3rd. Place your first order by 4/16
Online Only! Save 20% on regular priced small pet, bird, reptile & aquatic products. Discount in cart.
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Marineland® Rite Size Emperor Power Filter Cartridge
(32)
$26.99
Get 35% OFF your 1st Autoship order, 20% OFF your 2nd & 10% OFF your 3rd. Place your first order by 4/16
Online Only! Save 20% on regular priced small pet, bird, reptile & aquatic products. Discount in cart.
+ 3 more
Fluval Bio-FX Biological Filter Media - 5 L
(6)
$44.99
Get 35% OFF your 1st Autoship order, 20% OFF your 2nd & 10% OFF your 3rd. Place your first order by 4/16
Online Only! Save 20% on regular priced small pet, bird, reptile & aquatic products. Discount in cart.
+ 3 more
Top Fin® Universal Granular Activated Carbon U-Media
(19)
$15.29
$17.99
Get 35% OFF your 1st Autoship order, 20% OFF your 2nd & 10% OFF your 3rd. Place your first order by 4/16
Online Only! Save 20% on regular priced small pet, bird, reptile & aquatic products. Discount in cart.
+ 3 more
Top Fin® Filter Media Bag
2 sizes
(70)
$2.11 - $2.96
Get 35% OFF your 1st Autoship order, 20% OFF your 2nd & 10% OFF your 3rd. Place your first order by 4/16
Online Only! Save 20% on regular priced small pet, bird, reptile & aquatic products. Discount in cart.
+ 3 more
FLUVAL Bio-Foam Filter Insert 1-Pack
4 sizes
(14)
$3.99 - $10.99
Get 35% OFF your 1st Autoship order, 20% OFF your 2nd & 10% OFF your 3rd. Place your first order by 4/16
Online Only! Save 20% on regular priced small pet, bird, reptile & aquatic products. Discount in cart.
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Top Fin® Universal Ceramic Rings
(8)
$4.24
$4.99
Online Only! Save 20% on regular priced small pet, bird, reptile & aquatic products. Discount in cart.
10X points (20% back in savings) on ALL merchandise and services. One-time use only.
+ 2 more
Seachem® Matrix™
(20)
$10.99
Get 35% OFF your 1st Autoship order, 20% OFF your 2nd & 10% OFF your 3rd. Place your first order by 4/16
Online Only! Save 20% on regular priced small pet, bird, reptile & aquatic products. Discount in cart.
+ 3 more
Fluval® Zeo-Carb Filter Media
(14)
$14.99
Get 35% OFF your 1st Autoship order, 20% OFF your 2nd & 10% OFF your 3rd. Place your first order by 4/16
Online Only! Save 20% on regular priced small pet, bird, reptile & aquatic products. Discount in cart.
+ 3 more
Fluval FX2 Bio Foam Max
(0)
$14.99
Get 35% OFF your 1st Autoship order, 20% OFF your 2nd & 10% OFF your 3rd. Place your first order by 4/16
Online Only! Save 20% on regular priced small pet, bird, reptile & aquatic products. Discount in cart.
+ 3 more
Top Fin® Ceramic Rings
(14)
$15.29
$17.99
Get 35% OFF your 1st Autoship order, 20% OFF your 2nd & 10% OFF your 3rd. Place your first order by 4/16
Online Only! Save 20% on regular priced small pet, bird, reptile & aquatic products. Discount in cart.
+ 3 more
Top Fin® Retreat Filter Cartridge - 3pk
2 sizes
(52)
$10.19
$11.99
Get 35% OFF your 1st Autoship order, 20% OFF your 2nd & 10% OFF your 3rd. Place your first order by 4/16
Online Only! Save 20% on regular priced small pet, bird, reptile & aquatic products. Discount in cart.
+ 3 more
Top Fin® CN-L Corner Filter Cartridges
(15)
$10.19
$11.99
Get 35% OFF your 1st Autoship order, 20% OFF your 2nd & 10% OFF your 3rd. Place your first order by 4/16
Online Only! Save 20% on regular priced small pet, bird, reptile & aquatic products. Discount in cart.
+ 3 more
Fluval Phosphate Resin Infused Pads
(4)
$10.99
Get 35% OFF your 1st Autoship order, 20% OFF your 2nd & 10% OFF your 3rd. Place your first order by 4/16
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+ 3 more
Fluval® 207/307 & 206/306 Bio-Foam Max Filter Pad - 2pk
(6)
$9.99
Get 35% OFF your 1st Autoship order, 20% OFF your 2nd & 10% OFF your 3rd. Place your first order by 4/16
Online Only! Save 20% on regular priced small pet, bird, reptile & aquatic products. Discount in cart.
+ 3 more
Top Fin® Filter Fiber Pad U-Media
(56)
$11.46
$13.49
Get 35% OFF your 1st Autoship order, 20% OFF your 2nd & 10% OFF your 3rd. Place your first order by 4/16
Online Only! Save 20% on regular priced small pet, bird, reptile & aquatic products. Discount in cart.
+ 3 more
Top Fin® Retreat™ RF-S Filter Cartridges
(106)
$16.99
$19.99
Get 35% OFF your 1st Autoship order, 20% OFF your 2nd & 10% OFF your 3rd. Place your first order by 4/16
Online Only! Save 20% on regular priced small pet, bird, reptile & aquatic products. Discount in cart.
+ 3 more
Tetra BIO-Bag® Aquarium Cartridges
2 sizes
(48)
$17.99 - $19.99
Get 35% OFF your 1st Autoship order, 20% OFF your 2nd & 10% OFF your 3rd. Place your first order by 4/16
Online Only! Save 20% on regular priced small pet, bird, reptile & aquatic products. Discount in cart.
+ 3 more
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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.