REACTORS (126)
Best selling Best selling
  • Pax Bellum C30 Calcium Reactor Feed & Injection Assembly
    $69.99 $100.00
    No reviews

    Pax Bellum c30 Ca Feed & Injection Assembly   Use the ARID with a Calcium Reactor. The Ca injection assembly...

  • Tunze 3182 Macro Algae Reactor
    $899.99
    No reviews

    Macro Algae Reactor 3182 For aquariums from 500 to 1,600 liters (132 - 423 USgal.). Flow rate adjustable from 1,000...

  • Red Sea Filter Media Cup
    $17.95
    No reviews

    FILTER MEDIA CUP An easy-clean alternative to the 4”/10cm micron filter bag.   Red Sea filter media cup with free...

  • IceCap CO2 Scrubber Large
    $175.99
    No reviews

    The IceCap CO2 Scrubber can be installed on just about any aquarium with a protein skimmer. Just connect the tubing...

  • IceCap CO2 Scrubber Medium
    $120.99
    No reviews

    The IceCap CO2 Scrubber can be installed on just about any aquarium with a protein skimmer. Just connect the tubing...

  • IceCap CO2 Scrubber Small
    $98.99
    No reviews

    The IceCap CO2 Scrubber can be installed on just about any aquarium with a protein skimmer. Just connect the tubing...

  • ME Coral Media Reactor 4x18
    $128.99
    No reviews

    The MEdia Reactor has been designed to be an advanced media reactor for ME GFO (Granular Ferric Oxide) and GAC...

  • ME Coral Media Reactor 4x12
    $114.99
    No reviews

    The MEdia Reactor has been designed to be an advanced media reactor for ME GFO (Granular Ferric Oxide) and GAC...

  • ME Coral Pellet Blaster Reactor
    $138.99
    No reviews

    The ME Pellet Blaster mixes perfect design, superior craftsmanship, ease of installation, versatility and near zero maintenance!  ME Blaster uses...

  • Tunze Macro Algae Reactor 3181
    $574.99
    No reviews

    For aquariums from 100 to 600 liters (25 - 160 USgal.). Flow rate: 500 - 1,200 l/h (132 - 318...

  • Octopus Light Reactor 8" - LR200
    $673.35
    No reviews

    Reef Octopus Light Reactor   The Reef Octopus Light Reactor allows you to grow algae within a contained system while...

  • Octopus Light Reactor 6" - LR150
    $584.42
    No reviews

    Reef Octopus Light Reactor   The Reef Octopus Light Reactor allows you to grow algae within a contained system while...

  • IceCap Kalk Mixer 8"
    $450.99
    No reviews

    IceCap Kalk Mixing Reactor Available in 3 Sizes: Small - Ideal for Aquariums up to 100gal Footprint: 5.7" x 5.7"...

  • IceCap Kalk Mixer 6"
    $406.99
    No reviews

    IceCap Kalk Mixing Reactor Available in 3 Sizes: Small - Ideal for Aquariums up to 100gal Footprint: 5.7" x 5.7"...

  • IceCap Kalk Mixer 5"
    $329.99
    No reviews

    IceCap Kalk Mixing Reactor Available in 3 Sizes: Small - Ideal for Aquariums up to 100gal Footprint: 5.7" x 5.7"...

  • American Marine Pinpoint Co2 Regulator Kit
    $149.00
    No reviews

    The PINPOINT CO2 Regulator Kit is now available. This is a high end regulator/solenoid engineered specifically for the aquarium hobby...

  • Nyos Torq 2.0 G2 Body
    $125.00
    No reviews

    TORQ G2 SYSTEM REACTOR FOR FILTER MEDIA   The Nyos TORQ is an innovative high-performance system reactor in a modular...

  • Nyos Torq Dock G2
    $99.00
    No reviews

    NYOS TORQ DOCK G2 The Nyos TORQ is an innovative high performance system reactor in a modular design for all...

  • Tunze CO2 Regulator
    $149.99
    No reviews

    Precision device with fine adjustment for standard CO2 cylinders, thread in keeping with German standard DIN 477 (US version with...

  • Lifegard Aquatics Turbo Reactors X-Large Side Flow
    $269.99
    No reviews

    LIFEGARD Turbo Reactors All Lifegard Turbo Reactors are engineered to the highest quality and efficiency to promote the growth of...

  • Lifegard Aquatics Turbo Reactors Nano Side Flow
    $125.08
    No reviews

    LIFEGARD Turbo Reactors All Lifegard Turbo Reactors are engineered to the highest quality and efficiency to promote the growth of...

  • Lifegard Aquatics Turbo Reactors Medium Top Flow
    $102.85
    No reviews

    LIFEGARD Turbo Reactors All Lifegard Turbo Reactors are engineered to the highest quality and efficiency to promote the growth of...

  • Lifegard Aquatics Turbo Reactors Medium Side Flow
    $142.95
    No reviews

    LIFEGARD Turbo Reactors All Lifegard Turbo Reactors are engineered to the highest quality and efficiency to promote the growth of...

  • Lifegard Aquatics Turbo Reactors Large Side Flow
    $166.86
    No reviews

    LIFEGARD Turbo Reactors All Lifegard Turbo Reactors are engineered to the highest quality and efficiency to promote the growth of...

  • DROP1.2 drop-in upflow algae scrubber with Green Grabber surfaces - 1.2 cubes feeding per day
    $170.99
    No reviews

    This is a great new item that compliments Real Reef and the Coral Fragging revolution.DROP1.2x dimensions: 3.25" wide x 6"...

  • Reef Octopus 4" MF2000 Advanced Media Reactor
    $258.49
    No reviews

    MF 2000 Advanced Media Reactor Dim: 5.5″ x 5.5″ | Body Diameter: 4"″ | Height: 21.75″ Great for activated carbon,...

  • Reef Octopus 3.5" MF1000 Advanced Media Reactor
    $219.99
    No reviews

    MF 1000 Advanced Media Reactor Dim: 4.7″ x 4.7″ | Body Diameter: 3.5"″ | Height: 21″ Great for activated carbon,...

  • Reef Octopus 4" MF800B Media Reactor with Pump
    $173.24
    No reviews

    MF800B Complete Media Reactor Dim: 5.5″ x 5.5″ | Body Diameter: 4″ | Height: 19.9″ Great for activated carbon, GFO...

  • Reef Octopus 10" KS250 Nilson Kalk Reactor
    $747.99

    OUT OF STOCK

    No reviews

    Reef Octopus KS250 Nilson Kalk Reactor Footprint: 12.6″ x 12.6″ | Body Diameter: 10″ | Height: 26″ Requires control timer...

  • Reef Octopus 6" KS150 Nilson Kalk Reactor
    $494.99
    No reviews

    Reef Octopus KS150 Nilson Kalk Reactor Footprint: 7.68″ x 7.68″ | Body Diameter: 6″ | Height: 26″ Requires control timer...

  • Reef Octopus 4" KS100 Nilson Kalk Reactor
    $373.99
    No reviews

    Reef Octopus KS100 Nilson Kalk Reactor Footprint: 5.5″ x 5.5″ | Body Diameter: 4″ | Height: 27.6″ Requires control timer...

  • Reef Octopus 4" Single Chamber w/Aquatrance 1200
    $417.99
    No reviews

    CR100 4 inch Calcium Reactor Footprint: 9.5″ x 7.5″ | Body Diameter: 4″ | Height: 20″ Recirculation Pump: Aquatrance 1200...

  • Reef Octopus 8.7" DC Calcium Reactor with Varios 6 Pump
    $978.99
    No reviews

    VarioS CR220 9 inch Calcium Reactor ApexReady Footprint: 16.5″ x 11″ | Body Diameter: 9″ | Height: 23″ Recirculation Pump:...

  • Reef Octopus 5.5" DC Calcium Reactor with Varios 2 Pump
    $736.99
    No reviews

    VarioS CR140 5.5 inch Calcium Reactor Footprint: 12.2″ x 9.1″ | Body Diameter: 5.5″ | Height: 23″ Recirculation Pump: Reef...

  • ISTA - Replacement Ceramic (for UFO CO2 Diffuser L)
    $10.95
    No reviews

        Specific ceramic applied to assures most delicate CO2 diffusing effect.     Top quality design allows the replacement of the...

  • ISTA - Metal CO2/Air Flow Regulator - 6 ways
    $76.99
    No reviews

        Can be used with all kinds of CO2 regulators.     Provides great convenience in dividing CO2 into 6 different...

  • ISTA - Metal CO2/Air Flow Regulator - 3 way
    $49.95
    No reviews

    With this ISTA 3 Way splitter, you can connect up to three CO2 diffusers/supplies from a single CO2 cylinder. Each...

  • ISTA - Metal Bubble Counter & Check Valve (2 in 1)
    $11.99
    No reviews

    Enjoy simple and accurate control of your CO2 injection with the 2-in-1 Metal Bubble Counter and Check Valve by Ista....

  • Bashsea Media Reactor 6-18
    $219.00
    No reviews

    The Bashsea Media Chamber provides the largest media capacity in the industry. Extra large design allows for high media volumes,...

  • BashSea Media Reactor 6-12
    $169.00
    No reviews

    The Bashsea Media Chamber provides the largest media capacity in the industry. Extra large design allows for high media volumes,...

  • Bashsea Media Reactor 4-18
    $129.00
    No reviews

    The Bashsea Media Chamber provides the largest media capacity in the industry. Extra large design allows for high media volumes,...

  • Bashsea Pellet Master III
    $249.00
    No reviews

    Want a custom color?  Contact us pricing! The industries' leading bio pellet reactor used around the world for many reasons:...

  • Bashsea Pellet Master II
    $159.00
    No reviews

    Want a custom color?  Contact us pricing! The industries' leading bio pellet reactor used around the world for many reasons:...

  • Bashsea Pellet Master I
    $129.00
    No reviews

    Want a custom color?  Contact us pricing! The industries' leading bio pellet reactor used around the world for many reasons:...

  • Bashsea Bio Reactor 8-30
    $649.00
    No reviews

    Please Note: Due to global supply shortages, Bashsea is temporarily manufacturing this product without the gate valve until shortages are...

  • Bashsea Bio Reactor 8-24
    $559.00
    No reviews

    Please Note: Due to global supply shortages, Bashsea is temporarily manufacturing this product without the gate valve until shortages are...

  • Bashsea Bio Reactor 8-18
    $469.00
    No reviews

    Please Note: Due to global supply shortages, Bashsea is temporarily manufacturing this product without the gate valve until shortages are...

  • Bashsea Bio Reactor 6-30
    $419.00
    No reviews

    Please Note: Due to global supply shortages, Bashsea is temporarily manufacturing this product without the gate valve until shortages are...

  • Bashsea Bio Reactor 6-24
    $359.00
    No reviews

    Please Note: Due to global supply shortages, Bashsea is temporarily manufacturing this product without the gate valve until shortages are...

  • Bashsea Bio Reactor 6-18
    $289.00
    No reviews

    Please Note: Due to global supply shortages, Bashsea is temporarily manufacturing this product without the gate valve until shortages are...

  • BashSea 4x12 Media Reactor
    $99.00
    No reviews

    The Bashsea Media Chamber provides the largest media capacity in the industry. Extra large design allows for high media volumes,...

  • Premium DIY Kalkwasser Drip Kit
    $18.99

    OUT OF STOCK

    No reviews

    Premium DIY Kalkwasser Drip Kit Add a container and start building your own Kalkwasser dripper with this DIY kit.  ...