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We are now transitioning all ordering of Neptune Systems, EcoTech Marine, AquaIllumination, Bulk Reef Supply Wholesale, and all of our Aperture Exclusive Distribution Brands to the new Aperture Business website (aperturebusiness.com).

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Filter Socks & Holders

Review and Win
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38 Items

  1. BRS Felt Filter Sock with Plastic Ring
    275 Reviews
    Bulk Reef Supply
    BRS Felt Filter Sock with Plastic Ring
    From: $7.29

    Choose Options Notify Me When In-Stock
  2. BRS Mesh Filter Sock with Plastic Ring
    101 Reviews
    Bulk Reef Supply
    BRS Mesh Filter Sock with Plastic Ring
    From: $7.29

    Choose Options Notify Me When In-Stock
  3. BRS Felt Filter Sock with Draw String
    70 Reviews
    Bulk Reef Supply
    BRS Felt Filter Sock with Draw String
    From: $7.19

    Choose Options Notify Me When In-Stock
  4. BRS Mesh Media Bag with Draw String
    69 Reviews
    Bulk Reef Supply
    BRS Mesh Media Bag with Draw String
    From: $7.19

    Choose Options Notify Me When In-Stock
  5. High Flow Filter Media Cup 7 inch - Sea Foam White - Media Cup
    Filter Media Cup
    High Flow Filter Media Cup 7 inch - Sea Foam White - Media Cup
    $20.99 $20.99

  6. High Flow Flexible Filter Media Cup - 4 inch - Sea Foam White - Media Cup
    3 Reviews
    Filter Media Cup
    High Flow Flexible Filter Media Cup - 4 inch - Sea Foam White - Media Cup
    $13.99 $13.99

  7. High Flow Flexible Filter Media Cup - 4 inch - Coral Red - Media Cup
    1 Review
    Filter Media Cup
    High Flow Flexible Filter Media Cup - 4 inch - Coral Red - Media Cup
    $13.99 $13.99

  8. NUVO Aquarium Filter Sock w/ Holder - Midsize (6 Pack)
    Innovative Marine
    NUVO Aquarium Filter Sock w/ Holder - Midsize (6 Pack)
    $44.99 $44.99

  9. Mesh Media Bag with Draw String (Set of 4)
    1 Review
    Maxspect
    Mesh Media Bag with Draw String (Set of 4)
    $8.99 $8.99

  10. 4
    8 Reviews
    Red Sea
    4" Filter Media Cup
    $15.99 $15.99

  11. Felt Filter Sock with Plastic Ring
    10 Reviews
    Red Sea
    Felt Filter Sock with Plastic Ring
    $10.99 $10.99

  12. Mesh Filter Sock with Plastic Ring
    5 Reviews
    Red Sea
    Mesh Filter Sock with Plastic Ring
    $10.99 $10.99

  13. 2.75
    Waterbox Aquariums
    2.75" Felt Filter Sock - Waterbox
    $11.99 $11.99

  14. 2.75
    Waterbox Aquariums
    2.75" Mesh Filter Sock - Waterbox
    $11.99 $11.99

  15. AF Media Sock XL
    Aquaforest
    AF Media Sock XL
    $24.99 $24.99

  16. AF Media Sock
    Aquaforest
    AF Media Sock
    $20.99 $20.99

  17. AF Filter Sock XL
    Aquaforest
    AF Filter Sock XL
    $23.99 $23.99

  18. AF Filter Sock
    Aquaforest
    AF Filter Sock
    $19.99 $19.99

  19. Double 4
    Fiji Cube
    Double 4" Diameter Quiet Filter Sock Holder - 2nd Gen
    $109.99 $109.99

  20. Filter Media Cup Adapter Only - 4 Inch - Media Cup
    1 Review
    Filter Media Cup
    Filter Media Cup Adapter Only - 4 Inch - Media Cup
    $3.49 $3.49

  21. Filter Media Cup Silencer (Lid Only) - Sea Foam White - 4 inch - Media Cup
    1 Review
    Filter Media Cup
    Filter Media Cup Silencer (Lid Only) - Sea Foam White - 4 inch - Media Cup
    $6.49 $6.49

  22. Filter Media Cup Silencer (Lid Only) - Sea Foam White - 7 inch - Media Cup
    Filter Media Cup
    Filter Media Cup Silencer (Lid Only) - Sea Foam White - 7 inch - Media Cup
    $9.49 $9.49

  23. Case (50) 7” x 16” BRS Felt Filter Sock with Plastic Ring
    Bulk Reef Supply
    Case (50) 7” x 16” BRS Felt Filter Sock with Plastic Ring
    $411.99 $411.99

  24. Case (50) 4” x 14” BRS Felt Filter Sock with Plastic Ring
    Bulk Reef Supply
    Case (50) 4” x 14” BRS Felt Filter Sock with Plastic Ring
    $351.99 $351.99

  25. 4
    Eshopps
    4" 300 Micron Bag Filter Sock
    $11.98 $11.98

  26. Filter Sock Mount
    51 Reviews
    Bulk Reef Supply
    Filter Sock Mount
    $24.99 $24.99

  27. Felt Filter Sock with Plastic Ring
    9 Reviews
    Innovative Marine
    Felt Filter Sock with Plastic Ring
    From: $10.99

    Choose Options Notify Me When In-Stock
  28. Prefilter Pad - Lifegard
    3 Reviews
    Lifegard Aquatics
    Prefilter Pad - Lifegard
    $8.99 $8.99

  29. Dice AIO 12 Gallon Filter Sock
    Maxspect
    Dice AIO 12 Gallon Filter Sock
    $14.99 $14.99

  30. 7
    Waterbox Aquariums
    7" Felt Filter Sock - Waterbox
    From: $12.99

    Choose Options Notify Me When In-Stock
  31. 4
    Waterbox Aquariums
    4" Felt Filter Sock - Waterbox
    From: $11.99

    Choose Options Notify Me When In-Stock
  32. 4
    Waterbox Aquariums
    4" Mesh Filter Sock - Waterbox
    $11.99 $11.99

  33. Filter Sponge for Waterbox AIO 10C/15P - Waterbox
    Waterbox Aquariums
    Filter Sponge for Waterbox AIO 10C/15P - Waterbox
    $3.99 $3.99

  34. High Flow Flexible Filter Media Cup - 4 inch - Calypso Blue - Media Cup
    2 Reviews
    Filter Media Cup
    High Flow Flexible Filter Media Cup - 4 inch - Calypso Blue - Media Cup
    $13.99 $13.99

  35. NUVO Aquarium Filter Sock w/ Holder - Desktop (6 Pack)
    Innovative Marine
    NUVO Aquarium Filter Sock w/ Holder - Desktop (6 Pack)
    $40.99 $40.99

  36. Felt Filter Sock
    HelloReef
    Felt Filter Sock
    $8.99 $8.99

  37. 7
    Waterbox Aquariums
    7" Mesh Filter Sock - Waterbox
    $12.99 $12.99

  38. Filter Sponge for Waterbox AIO 20C/25P - Waterbox
    Waterbox Aquariums
    Filter Sponge for Waterbox AIO 20C/25P - Waterbox
    $4.99 $4.99