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Buy More, Save More • Up To $50 Off • While Supplies Last

Aperture Business New Website Reminder

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).

If we have not yet moved your account, we need your basic information to complete that transition.

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Filter Socks & Fleece

Review and Win
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47 Items

  1. BRS Felt Filter Sock with Plastic Ring
    276 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
    103 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. Poly Filter Aquarium Filter
    Poly-Bio-Marine Inc
    Poly Filter Aquarium Filter
    From: $7.99

    Choose Options Notify Me When In-Stock
  5. AF Filter Floss
    4 Reviews
    Aquaforest
    AF Filter Floss
    $5.99 $5.99

  6. ReefMat 1200 Replacement Roll
    4 Reviews
    Red Sea
    ReefMat 1200 Replacement Roll
    $32.00 $32.00

  7. ReefMat 500 Replacement Roll
    3 Reviews
    Red Sea
    ReefMat 500 Replacement Roll
    $20.00 $20.00

  8. ReefMat 250 Replacement Roll
    Red Sea
    ReefMat 250 Replacement Roll
    $16.00 $16.00

  9. NanoMat Replacement Roll (2-Pack)
    1 Review
    Red Sea
    NanoMat Replacement Roll (2-Pack)
    $21.00 $21.00

  10. AquaReady AF-1 Replacement Fleece Roll
    2 Reviews
    AquaReady
    AquaReady AF-1 Replacement Fleece Roll
    $24.99 $24.99

  11. ClariSea SK-5000XL Replacement Fleece Roll
    11 Reviews
    ClariSea
    ClariSea SK-5000XL Replacement Fleece Roll
    $34.00 $34.00

  12. ClariSea SK-3000XL Replacement Fleece Roll
    ClariSea
    ClariSea SK-3000XL Replacement Fleece Roll
    $24.00 $24.00

  13. Replacement Fleece for ARF-20 Automatic Roller Filter System
    Fiji Cube
    Replacement Fleece for ARF-20 Automatic Roller Filter System
    $22.99 $22.99

  14. Platinum Sump Replacement Fleece Rolls
    14 Reviews
    Trigger Systems
    Platinum Sump Replacement Fleece Rolls
    From: $31.99

    Choose Options Notify Me When In-Stock
  15. Replacement NUVO AIO Roller Fleece (6 Pack)
    Innovative Marine
    Replacement NUVO AIO Roller Fleece (6 Pack)
    From: $36.00

    Choose Options Notify Me When In-Stock
  16. Felt Filter Sock with Plastic Ring
    10 Reviews
    Red Sea
    Felt Filter Sock with Plastic Ring
    $11.95 $11.95

  17. Mesh Filter Sock with Plastic Ring
    5 Reviews
    Red Sea
    Mesh Filter Sock with Plastic Ring
    $11.95 $11.95

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

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

  20. 2.75
    Waterbox Aquariums
    2.75" Felt Filter Sock - Waterbox
    $13.99 $13.99

  21. 4
    Waterbox Aquariums
    4" Felt Filter Sock - Waterbox
    From: $13.99

    Choose Options Notify Me When In-Stock
  22. 7
    Waterbox Aquariums
    7" Felt Filter Sock - Waterbox
    From: $14.99

    Choose Options Notify Me When In-Stock
  23. 2.75
    Waterbox Aquariums
    2.75" Mesh Filter Sock - Waterbox
    $13.99 $13.99

  24. 4
    Waterbox Aquariums
    4" Mesh Filter Sock - Waterbox
    $13.99 $13.99

  25. 7
    Waterbox Aquariums
    7" Mesh Filter Sock - Waterbox
    $14.99 $14.99

  26. NUVO Aquarium Filter Sock w/ Holder - Desktop (6 Pack)
    Innovative Marine
    NUVO Aquarium Filter Sock w/ Holder - Desktop (6 Pack)
    $50.00 $50.00

  27. NUVO Aquarium Filter Sock w/ Holder - Midsize (6 Pack)
    Innovative Marine
    NUVO Aquarium Filter Sock w/ Holder - Midsize (6 Pack)
    $54.00 $54.00

  28. 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
  29. Filter Sock Mount
    51 Reviews
    Bulk Reef Supply
    Filter Sock Mount
    $24.99 $24.99

  30. Double 4
    Fiji Cube
    Double 4" Diameter Quiet Filter Sock Holder - 2nd Gen
    $119.99 $119.99

  31. Filter Media Cup Adapter Only - 4 Inch - Media Cup
    2 Reviews
    Filter Media Cup
    Filter Media Cup Adapter Only - 4 Inch - Media Cup
    $3.49 $3.49

  32. 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

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

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

  35. Filter Media Cup Silencer (Lid Only) - Sea Foam White - 4 inch - Media Cup
    3 Reviews
    Filter Media Cup
    Filter Media Cup Silencer (Lid Only) - Sea Foam White - 4 inch - Media Cup
    $6.49 $6.49

  36. 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

  37. 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

  38. 4
    8 Reviews
    Red Sea
    4" Filter Media Cup
    $17.95 $17.95

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

  40. Felt Filter Sock
    1 Review
    HelloReef
    Felt Filter Sock
    $8.99 $8.99