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Stable reefs don't happen by accident. The equipment and supplements that keep yours thriving through winter. Shop Winter essentials →
Stable reefs don't happen by accident. The equipment and supplements that keep yours thriving through winter. Shop Winter essentials →

Testing and Controllers

Optimize and automate your reef tank maintenance regimen by integrating monitors and controllers from The Coral Shop. Through the deployment of advanced monitoring and control equipment, you can establish a consistently stable environment for your tank's residents. Explore our outstanding assortment of tools today to unleash the full potential of your reef-keeping pursuits.
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    Hanna Checker Reagents

    Only 4 left!

    Elevate your water testing game with Hanna Checker Reagents! This complete set includes reagents for the entire line of Hanna checkers and testers,...

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    $4.50 - $43.95
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    Hanna Checkers

    Only 4 left!

    The Hanna Marine checkers are the ultimate when it comes between chemical reaction test kits and professional instruments using colorimeter. Chemic...

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    $112.95 - $166.95
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    Salifert Magnesium Test Kit

    16 in stock

    Trusted by discerning reefers for years, Salifert Test Kits feature some of the easiest to read results available. Their test kits include easy to ...

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    Salifert Calcium Profi Test

    15 in stock

    Salifert Calcium CA Profi Test Kit - 50-100 Tests Made in Holland 50-100 Tests Accurate Fast Calcium is a major constituent of calcareous algae, ...

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    Salifert Carbonate Hardness / Alkalinity KH Profi Test Kit

    13 in stock

    Calcium alone cannot form the skeletal material of corals and allow calcareous algae to grow. Some other substances are needed as well. A few other...

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    Salifert Phosphate Test Kit

    19 in stock

    Trusted by discerning reefers for years, Salifert Test Kits feature some of the easiest to read results available. Their test kits include easy to ...

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    Salifert Nitrate Test Kit

    19 in stock

    Trusted by discerning reefers for years, Salifert Test Kits feature some of the easiest to read results available. Their test kits include easy to ...

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    Ph probe for Apex Aftermarket

    Out of stock

      Accurate pH monitoring is essential for maintaining a thriving reef aquarium and reducing stress on your livestock. This aftermarket pH probe int...

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    Salifert Potassium Test Kit

    Only 5 left!

      Track potassium levels with confidence using the Salifert Potassium Test Kit, the go-to choice for serious aquarists. This precision testing syst...

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    True Seawater Refractometer - D-D The Aquarium Solution

    Only 3 left!

    The D-D True Seawater Refractometer is purpose-built for reef aquariums, measuring salinity and specific gravity with precision. Unlike standard br...

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    $86.95 - $86.95
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    Reef Factory – Smart Roll Replacement - Medium

    Only 2 left!

      Upgrade your Reef Factory Smart Roller M filter roller with this high-performance replacement fleece roll. It is made from premium-grade material...

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    $44.95 - $44.95
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    Salifert pH Test Kit

    11 in stock

    Trusted by discerning reefers for years, Salifert Test Kits feature some of the easiest to read results available. Their test kits include easy to ...

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    $13.50 - $13.50
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    Salifert Ammonia NH3 Profi Test Kit

    15 in stock

    Detect and measure toxic ammonia and ammonium levels in minutes with the Salifert Ammonia NH3 Profi Test Kit. This straightforward test is essentia...

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  • Hanna pHep+ Pen with ATC
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    Hanna pHep+ Pen with ATC

    Only 2 left!

    HI98108 pHep+ is a compact, waterproof pH tester with a range from 0.00 to 14.00 pH, resolution of 0.01 pH, and ±0.10 pH accuracy.   Compact, wate...

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    $122.95 - $122.95
    $122.95
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    Salifert Nitrite NO2 Profi Test Kit

    14 in stock

    Nitrite is a substance that is toxic to fish and invertebrates. It is a misconception that once a tank is through its cycle (first 3 or 4 weeks) th...

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    Fritz 35pptCalibration fluid

    7 in stock

    Fritz 35ppt Calibration Fluid delivers a pre-measured solution for accurate refractometer calibration without guesswork or specialised equipment. ...

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    Hanna Checker Accessories/Spares

    10 in stock

    Hanna Accessories and spares to make your Experience More Enjoyable

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    Aquaforest Test Kits

    Only 2 left!

    Aquaforest TestPro kits deliver precise water parameter monitoring for marine aquariums. This comprehensive collection includes KH (carbonate hardn...

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    $27.95 - $38.95
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    Reef Factory – Phosphates Smart Tester Reagents Pack

    Only 2 left!

      The Reef Factory – Phosphates Smart Tester Reagents Pack includes 1x set of phosphate reagent cartridges for approximately 160 tests. The measure...

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    $59.95 - $59.95
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    Reef Factory – Smart Roll Replacement Large

    Only 2 left!

      Crafted from high-quality material specifically for the Reef Factory Smart Roller filter roller, this replacement mat is both easy-to-install and...

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    $63.95 - $63.95
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    $63.95 - $63.95
    $63.95

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    Ecotech Versa Tubing

    Only 1 left!

    Polyurethane Tubing Available in 25foot (7.62m) sections of four different colors.

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  • Sold out
    $154.95 - $154.95
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    AquaMedic T Controller Twin 2.0

    Out of stock

    Simultaneously manage heating and cooling systems with precision using this advanced digital temperature controller. The T Controller Twin 2.0 mon...

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    $154.95 - $154.95
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    Reef Factory Test Kits

    Only 2 left!

    Reef Factory Smart Test Kits integrate seamlessly with the Smart Reef app and dosing system to simplify water parameter monitoring. Each kit featur...

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  • $196.95 - $196.95
    $196.95
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    Reef Factory Power Switcher

    Only 5 left!

    The Intelligent Power Strip for Advanced Reef Keepers Power switcher X4 is innovative, high output, smart power strip, with 4 independently c...

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    $196.95 - $196.95
    $196.95
    $196.95 - $196.95
    $196.95

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