Biological

Biological filter media provides large amounts of surface area for beneficial bacteria to colonize on. This bacteria is central to helping your fish tank process waste through the nitrogen cycle and to maintain superior water quality. Shop our selection of biological filter media to maintain proper filtration and water quality in your fish tank.

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  1. Fluval U BioMax
    FluvalU BioMax
    List Price: $7.49 Our Price: $5.99 Our Price: $5.99 You Save: $1.50 (20%)
  2. Fluval Bio-Foam
    Fluval Bio-Foam
    List Price: $5.49 Starting From: $4.49 Our Price: $4.49 You Save: $1.00 (18%)
  3. Fluval FX4/FX6 Bio-Foam
    Fluval FX4/FX6 Bio-Foam
    List Price: $19.49 Our Price: $16.99 Our Price: $16.99 You Save: $2.50 (13%)
  4. Fluval Spec BIOMAX
    Fluval Spec BIOMAX
    List Price: $5.99 Our Price: $4.99 Our Price: $4.99 You Save: $1.00 (17%)
  5. Fluval EDGE Foam & BioMax Renewal Kit
    Fluval EDGE Foam & BioMax Renewal Kit
    List Price: $7.49 Our Price: $6.49 Our Price: $6.49 You Save: $1.00 (13%)
  6. sale
    AquaClear BioMax
    AquaClear BioMax
    List Price: $5.39 Starting From: $4.49 Our Price: $4.49 You Save: $0.90 (17%)
  7. Fluval C-Nodes
    Fluval C-Nodes Biological Media
    List Price: $23.49 Starting From: $19.99 Our Price: $19.99 You Save: $3.50 (15%)
  8. Fluval C Bio-Screen
    Fluval C Replacement Bio-Screen
    List Price: $9.99 Starting From: $8.99 Our Price: $8.99 You Save: $1.00 (10%)
  9. Fluval BioMax Bio Rings
    Fluval BIOMAX Bio Rings
    List Price: $12.99 Starting From: $10.99 Our Price: $10.99 You Save: $2.00 (15%)

10 Items

per page
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