Filter Media & Cartridges

Filter media is important for proper aquarium filtration and creating a healthy aquarium. There are three crucial steps to the filtration process: mechanical filtration, chemical filtration, and biological filtration. Shop our selection of filter media and cartridges to maintain or enhance your fish tank filtration.

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  1. sale
    Fluval Foam Filter Blocks
    Fluval Foam Filter Blocks
    List Price: $6.49 Starting From: $4.94 Our Price: $4.94 You Save: $1.55 (24%)
  2. sale
    Fluval U BioMax
    FluvalU BioMax
    List Price: $7.49 Our Price: $5.39 Our Price: $5.39 You Save: $2.10 (28%)
  3. Fluval ClearMax Media Insert
    Fluval ClearMax Media Insert
    List Price: $19.49 Our Price: $16.99 Our Price: $16.99 You Save: $2.50 (13%)
  4. sale
    Fluval FX4/FX6 Filter Foam Pads
    Fluval FX4/FX6 Filter Foam Pads, 2pk
    List Price: $26.99 Our Price: $20.69 Our Price: $20.69 You Save: $6.30 (23%)
  5. sale
    Fluval EDGE Foam & BioMax Renewal Kit
    Fluval EDGE Foam & BioMax Renewal Kit
    List Price: $7.49 Our Price: $5.84 Our Price: $5.84 You Save: $1.65 (22%)
  6. sale
    Fluval Spec Foam Filter Block
    Fluval Spec Foam Filter Block
    List Price: $10.99 Our Price: $8.09 Our Price: $8.09 You Save: $2.90 (26%)
  7. sale
    Fluval EDGE Pre-filter Sponge
    Fluval EDGE Pre-filter Sponge
    List Price: $5.99 Our Price: $4.49 Our Price: $4.49 You Save: $1.50 (25%)
  8. sale
    Fluval EDGE Carbon Filter Media
    Fluval EDGE Carbon Filter Media
    List Price: $9.19 Our Price: $7.19 Our Price: $7.19 You Save: $2.00 (22%)
  9. Marina Slim Bio-Clear Cartridge
    Marina Slim Bio-Clear Cartridge
    List Price: $7.99 Our Price: $6.99 Our Price: $6.99 You Save: $1.00 (13%)
  10. Marina Slim Bio-Carb Cartridge
    Marina Slim Bio-Carb Cartridge
    List Price: $7.99 Our Price: $6.99 Our Price: $6.99 You Save: $1.00 (13%)
  11. Marina 360/Splash Replacement Filter Cartridge Package
    Marina 360/Splash Replacement Filter Cartridge
    List Price: $7.99 Our Price: $6.99 Our Price: $6.99 You Save: $1.00 (13%)
  12. sale
    Fluval Spec Carbon
    Fluval Spec Carbon
    List Price: $6.99 Our Price: $5.39 Our Price: $5.39 You Save: $1.60 (23%)
  13. sale
    Fluval Bio-Foam
    Fluval Bio-Foam
    List Price: $5.49 Starting From: $4.04 Our Price: $4.04 You Save: $1.45 (26%)
  14. sale
    Fluval FX4/FX6 Bio-Foam
    Fluval FX4/FX6 Bio-Foam
    List Price: $19.49 Our Price: $15.29 Our Price: $15.29 You Save: $4.20 (22%)
  15. sale
    Fluval FX4/FX6 Carbon Foam Pads
    Fluval FX4/FX6 Carbon Foam Pads
    List Price: $19.49 Our Price: $15.29 Our Price: $15.29 You Save: $4.20 (22%)
  16. sale
    Fluval Water Polishing Pads
    Fluval Water Polishing Pads
    List Price: $6.99 Starting From: $5.39 Our Price: $5.39 You Save: $1.60 (23%)

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