Reactors

Reactors are essential tools for maintaining balance and stability in a reef aquarium. Whether you’re looking to control nutrients, polish your water, or automate calcium and alkalinity supplementation, the right reactor makes the job easier and more consistent. Our selection includes everything from algae scrubbers and biopellet reactors to calcium, kalk, and zeovit systems. You’ll also find carbon, GFO, and multi-media reactors for crystal clear water, plus CO2 scrubbers to help stabilize pH. Explore the full lineup to keep your tank healthy, stable, and thriving.
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97 Items

  1. BRS GFO & Carbon Reactor - Jumbo
    Bulk Reef Supply
    BRS GFO & Carbon Reactor - Jumbo
    $233.99 $233.99

  2. BRS Biopellet Reactor
    Bulk Reef Supply
    BRS Biopellet Reactor
    $53.99 $53.99

  3. Hang-on-Back Media Reactor
    AquaReady
    Hang-on-Back Media Reactor
    $69.99 $69.99

  4. FR-S Internal Media Reactor
    AquaReady
    FR-S Internal Media Reactor
    $79.99 $79.99

  5. Sigma-1 Media Reactor
    AquaReady
    Sigma-1 Media Reactor
    $109.99 $109.99

  6. Sigma-2 Media Reactor
    AquaReady
    Sigma-2 Media Reactor
    $154.99 $154.99

  7. MAR-3181 Macroalgae Reactor
    Tunze
    MAR-3181 Macroalgae Reactor
    $574.99 $574.99

  8. MAR-3182 Macroalgae Reactor
    Tunze
    MAR-3182 Macroalgae Reactor
    $899.99 $899.99

  9. APIS-60 Algae Turf Scrubber
    Foursquare Aquatics
    APIS-60 Algae Turf Scrubber
    $899.99 $899.99

  10. PhytoTank Macroalgae Chaeto Reactor
    Poseidon Reef Systems
    PhytoTank Macroalgae Chaeto Reactor
    $119.99 $119.99

  11. cTech T-1 Calcium Reactor
    AquaReady
    cTech T-1 Calcium Reactor
    $229.99 $229.99

  12. cTech T-2 Calcium Reactor
    AquaReady
    cTech T-2 Calcium Reactor
    $269.99 $269.99

  13. cTech T-3 Calcium Reactor
    AquaReady
    cTech T-3 Calcium Reactor
    $399.99 $399.99

  14. Torq Dock G2 - Modular Media Reactor Base
    Nyos
    Torq Dock G2 - Modular Media Reactor Base
    $99.00 $99.00

  15. 0.75 Torq G2 Modular Media Reactor Body
    Nyos
    0.75 Torq G2 Modular Media Reactor Body
    $79.00 $79.00

  16. 1.0 Torq G2 Modular Media Reactor Body
    Nyos
    1.0 Torq G2 Modular Media Reactor Body
    $99.00 $99.00

  17. 2.0 Torq G2 Modular Media Reactor Body
    Nyos
    2.0 Torq G2 Modular Media Reactor Body
    $125.00 $125.00

  18. 4
    Adaptive Reef
    4" Space Saving Media Reactor
    $179.99 $179.99

  19. 5
    Adaptive Reef
    5" Space Saving Media Reactor
    $234.99 $234.99

  20. PhosBan Reactor 550
    Two Little Fishies
    PhosBan Reactor 550
    $124.59 $124.59

  21. PhosBan Reactor Extension Kit
    Two Little Fishies
    PhosBan Reactor Extension Kit
    $4.98 $4.98

  22. AF90 Media Reactor
    Aquaforest
    AF90 Media Reactor
    $159.99 $159.99

  23. AF110 Media Reactor
    Aquaforest
    AF110 Media Reactor
    $209.99 $209.99

  24. AF130 Media Reactor
    Aquaforest
    AF130 Media Reactor
    $239.99 $239.99

  25. Turbo Media Reactor Side Flow Nano
    Lifegard
    Turbo Media Reactor Side Flow Nano
    $119.07 $119.07

  26. 10
    Bulk Reef Supply
    10" BRS Biopellet Reactor Refillable Cartridge
    $8.99 $8.99

  27. PhytoTank L Culture Pack Disposable Parts Replacement Set (10 Pack)
    Poseidon Reef Systems
    PhytoTank L Culture Pack Disposable Parts Replacement Set (10 Pack)
    $14.99 $14.99

  28. AF Air Scrubber
    Aquaforest
    AF Air Scrubber
    $179.99 $179.99

  29. AF Air Scrubber Media
    Aquaforest
    AF Air Scrubber Media
    $39.99 $39.99