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Rated 4.7 out of 5 stars
922
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Rated 4.8 out of 5 stars
237
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Rated 4.8 out of 5 stars
36
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Rated 4.8 out of 5 stars
97
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671
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Rated 4.7 out of 5 stars
762
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Rated 4.4 out of 5 stars
107
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21
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Rated 4.3 out of 5 stars
273
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Rated 4.7 out of 5 stars
88
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Rated 4.6 out of 5 stars
24
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Rated 4.6 out of 5 stars
25
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Rated 4.8 out of 5 stars
48
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Rated 4.6 out of 5 stars
65
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Rated 4.8 out of 5 stars
272
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Rated 4.3 out of 5 stars
107
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Rated 4.6 out of 5 stars
395
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Rated 4.7 out of 5 stars
41
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Rated 4.6 out of 5 stars
43
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Rated 4.3 out of 5 stars
30
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Rated 4.6 out of 5 stars
54
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Rated 4.9 out of 5 stars
30
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Rated 4.1 out of 5 stars
82
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Rated 4.8 out of 5 stars
56
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Rated 4.9 out of 5 stars
39
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Rated 4.2 out of 5 stars
574
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Rated 4.8 out of 5 stars
149
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Rated 4.4 out of 5 stars
7
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Rated 4.1 out of 5 stars
103
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Rated 4.8 out of 5 stars
281
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Rated 4.6 out of 5 stars
135
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Rated 4.6 out of 5 stars
24
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Rated 4.1 out of 5 stars
17
$8.99 Chewy Price

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Rated 4.9 out of 5 stars
32
$6.69 Chewy Price
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Rated 4.7 out of 5 stars
123
$11.79 Chewy Price
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Tropical Freshwater Aquarium Filters, Cartridges & Media

Keep your tank clean and your fish healthy with freshwater aquarium filters, cartridges, and media. These essentials help remove debris, odors, and harmful substances to support a stable, balanced aquarium. Best freshwater aquarium filters, cartridges, and media:

  • Hang-on-back filters: Easy to install and great for most tank sizes
  • Internal filters: Submersible and space-saving for smaller setups
  • Canister filters: Powerful options for large or heavily stocked tanks
  • Cartridge replacements: Keep filtration systems running smoothly
  • Biological media: Bring healthy bacteria for long-term water quality

The right filtration system helps reduce tank maintenance and supports your fish's health. With a wide range of options, you can easily find the right fit for your freshwater setup.

Frequently Asked Questions about Tropical Freshwater Aquarium Filters, Cartridges & Media

Do you need a filter for freshwater aquariums?

Yes, a filter is essential for maintaining clean, oxygen-rich water in a freshwater tank. It removes waste and supports healthy water parameters for your fish.

What media do I need for freshwater tanks?

Most tanks benefit from a combination of mechanical, chemical, and biological media. This layered approach keeps water clear and safe by addressing different types of waste.