Collection: Reactors

Looking for larger scale filtering in your tank? Top Shelf Aquatics is here to provide a wide selection of Reactors. Media reactors are used for containing various filtration media like carbon and GFO, algae scrubbers and reactors for growing algae to assist reduce nitrates and phosphates, calcium reactors for adding calcium and alkalinity to reef tanks, and even specialty reactors for unusual techniques like the Zeovit system.

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Showing 55 of 55 products
  • MAR-3182 Macroalgae Reactor - Tunze

    MAR-3182 Macroalgae Reactor - Tunze

    Regular price
    $789.99
    Sale price
    $789.99
    Regular price
  • MAR-3181 Macroalgae Reactor - Tunze

    MAR-3181 Macroalgae Reactor - Tunze

    Regular price
    $499.99
    Sale price
    $499.99
    Regular price
  • Pellet Master PM3 - Blue - Bashsea

    Pellet Master PM3 - Blue - Bashsea

    Regular price
    $269.99
    Sale price
    $269.99
    Regular price
  • Pellet Master PM3 - Pellet Reactor- Red - Bashsea

    Pellet Master PM3 - Pellet Reactor- Red - Bashsea

    Regular price
    $269.99
    Sale price
    $269.99
    Regular price
  • Pellet Master PM2 - Blue - Bashsea

    Pellet Master PM2 - Blue - Bashsea

    Regular price
    $179.99
    Sale price
    $179.99
    Regular price
  • Pellet Master PM2 - Orange - Bashsea

    Pellet Master PM2 - Orange - Bashsea

    Regular price
    $179.99
    Sale price
    $179.99
    Regular price
  • Pellet Master PM3 - Orange - Bashsea

    Pellet Master PM3 - Orange - Bashsea

    Regular price
    $269.99
    Sale price
    $269.99
    Regular price
  • Pellet Master PM1 - Blue - Bashsea

    Pellet Master PM1 - Blue - Bashsea

    Regular price
    $139.99
    Sale price
    $139.99
    Regular price
  • Media Chamber Reactor - 6" x 18" - Orange - Bashsea

    Media Chamber Reactor - 6" x 18" - Orange - Bashsea

    Regular price
    $239.99
    Sale price
    $239.99
    Regular price
  • Pellet Master PM2 - Bio Pellet Reactor - Bashsea - Red - Bashsea

    Pellet Master PM2 - Bio Pellet Reactor - Bashsea - Red - Bashsea

    Regular price
    $179.99
    Sale price
    $179.99
    Regular price
  • 6-18 Media Chamber Reactor - Bashsea - Red - Bashsea

    6-18 Media Chamber Reactor - Bashsea - Red - Bashsea

    Regular price
    $239.99
    Sale price
    $239.99
    Regular price
  • Pellet Master PM1 - Orange - Bashsea

    Pellet Master PM1 - Orange - Bashsea

    Regular price
    $139.99
    Sale price
    $139.99
    Regular price
  • Media Chamber Reactor - 6" x 12" - Blue - Bashsea

    Media Chamber Reactor - 6" x 12" - Blue - Bashsea

    Regular price
    $189.99
    Sale price
    $189.99
    Regular price
  • Pellet Master PM1 - Pellet Reactor - Bashsea - Red - Bashsea

    Pellet Master PM1 - Pellet Reactor - Bashsea - Red - Bashsea

    Regular price
    $139.99
    Sale price
    $139.99
    Regular price
  • Media Chamber Reactor - 6" x 18" - Blue - Bashsea

    Media Chamber Reactor - 6" x 18" - Blue - Bashsea

    Regular price
    $239.99
    Sale price
    $239.99
    Regular price
  • Media Chamber Reactor - 4" x 18" - Orange - Bashsea

    Media Chamber Reactor - 4" x 18" - Orange - Bashsea

    Regular price
    $149.99
    Sale price
    $149.99
    Regular price
  • Media Chamber Reactor - 4" x 18" - Blue - Bashsea

    Media Chamber Reactor - 4" x 18" - Blue - Bashsea

    Regular price
    $149.99
    Sale price
    $149.99
    Regular price
  • 6-12 Media Chamber Reactor - Bashsea - Red - Bashsea

    6-12 Media Chamber Reactor - Bashsea - Red - Bashsea

    Regular price
    $189.99
    Sale price
    $189.99
    Regular price
  • Media Chamber Reactor - 4" x 12" - Orange - Bashsea

    Media Chamber Reactor - 4" x 12" - Orange - Bashsea

    Regular price
    $119.99
    Sale price
    $119.99
    Regular price
  • Media Chamber Reactor - 4" x 12" - Blue - Bashsea

    Media Chamber Reactor - 4" x 12" - Blue - Bashsea

    Regular price
    $119.99
    Sale price
    $119.99
    Regular price
  • Media Chamber Reactor - 6" x 12" - Orange - Bashsea

    Media Chamber Reactor - 6" x 12" - Orange - Bashsea

    Regular price
    $189.99
    Sale price
    $189.99
    Regular price
  • 4-18 Media Chamber Reactor - Red - Bashsea

    4-18 Media Chamber Reactor - Red - Bashsea

    Regular price
    $149.99
    Sale price
    $149.99
    Regular price
  • 4-12 Media Chamber Reactor - Red - Bashsea

    4-12 Media Chamber Reactor - Red - Bashsea

    Regular price
    $119.99
    Sale price
    $119.99
    Regular price
  • Bio Mass Reactor - 8" x 24" - Red - Bashsea

    Bio Mass Reactor - 8" x 24" - Red - Bashsea

    Regular price
    $559.99
    Sale price
    $559.99
    Regular price
  • VarioS CR200 8-inch Calcium Reactor

    VarioS CR200 8-inch Calcium Reactor

    Regular price
    $729.99
    Sale price
    $729.99
    Regular price
  • VarioS CR220 9 inch Calcium Reactor

    VarioS CR220 9 inch Calcium Reactor

    Regular price
    $859.99
    Sale price
    $859.99
    Regular price
  • BR3000SS Space Saver BioPellet Reactor

    BR3000SS Space Saver BioPellet Reactor

    Regular price
    $699.99
    Sale price
    $699.99
    Regular price
  • KS250 Nilson Kalk Reactor - Reef Octopus

    KS250 Nilson Kalk Reactor - Reef Octopus

    Regular price
    $623.69
    Sale price
    $623.69
    Regular price
  • KS100 Nilson Kalk Reactor - Reef Octopus

    KS100 Nilson Kalk Reactor - Reef Octopus

    Regular price
    $311.84
    Sale price
    $311.84
    Regular price
  • BioChurn 120R - Reef Octopus

    BioChurn 120R - Reef Octopus

    Regular price
    $415.79
    Sale price
    $415.79
    Regular price
  • Universal CO2 Scrubber - Reef Octopus

    Universal CO2 Scrubber - Reef Octopus

    Regular price
    $174.99
    Sale price
    $174.99
    Regular price
  • KS150 Nilson Kalk Reactor - Reef Octopus

    KS150 Nilson Kalk Reactor - Reef Octopus

    Regular price
    $415.79
    Sale price
    $415.79
    Regular price
  • Reef Octopus 300PRO Commercial Calcium Reactor

    Reef Octopus 300PRO Commercial Calcium Reactor

    Regular price
    $3,299.99
    Sale price
    $3,299.99
    Regular price
  • BioChurn 90INT Reactor with HOB Bracket

    BioChurn 90INT Reactor with HOB Bracket

    Regular price
    $230.99
    Sale price
    $230.99
    Regular price
  • CR100 4 inch Calcium Reactor

    CR100 4 inch Calcium Reactor

    Regular price
    $369.99
    Sale price
    $369.99
    Regular price
  • BioChurn 170INT Biopellet Reactor

    BioChurn 170INT Biopellet Reactor

    Regular price
    $349.99
    Sale price
    $349.99
    Regular price
  • BioChurn 170R Biopellet Recirculating Reactor

    BioChurn 170R Biopellet Recirculating Reactor

    Regular price
    $619.99
    Sale price
    $619.99
    Regular price
  • CR140 5.5 inch Calcium Reactor

    CR140 5.5 inch Calcium Reactor

    Regular price
    $449.99
    Sale price
    $449.99
    Regular price
  • Octopus BioReact 150 Space Saver with Varios2

    Octopus BioReact 150 Space Saver with Varios2

    Regular price
    $531.29
    Sale price
    $531.29
    Regular price
  • BioChurn 120INT Biopellet Reactor

    BioChurn 120INT Biopellet Reactor

    Regular price
    $265.64
    Sale price
    $265.64
    Regular price
  • BioChurn 90ext HOB Reactor

    BioChurn 90ext HOB Reactor

    Regular price
    $323.39
    Sale price
    $323.39
    Regular price
  • BR140 BioPellet Reactor

    BR140 BioPellet Reactor

    Regular price
    $299.99
    Sale price
    $299.99
    Regular price
  • BR110 BioPellet Reactor

    BR110 BioPellet Reactor

    Regular price
    $239.99
    Sale price
    $239.99
    Regular price
  • BR1000SS Space Saver BioPellet Reactor

    BR1000SS Space Saver BioPellet Reactor

    Regular price
    $469.99
    Sale price
    $469.99
    Regular price
  • MF 2000 Advanced Media Reactor

    MF 2000 Advanced Media Reactor

    Regular price
    $219.44
    Sale price
    $219.44
    Regular price