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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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    Salifert Si Silicate Profi Test

    7 in stock

    Silicate is commonly found in tap water or purified water when the RO or DI unit is malfunctioning. This can cause diatom blooms and potentially hi...

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    Reef Factory – Smart Roll Replacement - Small

    10 in stock

    Upgrade your Reef Factory Smart Roller S filter roller with this top-quality and easy-to-install replacement mat. Measuring 4" in width and 131 fee...

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    Reef Factory – Thermo Control

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      The Thermo view functions like a traditional thermometer but comes with intelligent features. In addition to monitoring water temperature, you ca...

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    Reef Factory – KH Keeper Reagent 1000ml

    Out of stock

      Economize by Creating Your Own Accurate KH Test Fluid with Highly Concentrated KH Keeper Reagent – up to +/- 0.01 dKH! This concentrated reagent ...

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    Salifert Copper Test Kit

    6 in stock

    Salifert Copper Test Kit provides precise measurement of dissolved and weakly chelated copper levels in both freshwater and saltwater aquariums, r...

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    Reef Factory Thermo View

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    This advanced device tracks the temperature of your marine aquarium or surrounding area, such as the room where the sump is placed. Thermo view is ...

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    Giant Pacific ReeFract Deluxe Refractometer

    Only 2 left!

    Engineered for precision aquarium maintenance, this refractometer features a robust copper core construction designed to deliver consistent, reliab...

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    Reef Factory – Ph Probe

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      Ensure accurate measurements and reliable performance with this high-quality replacement pH probe, compatible with both the Reef Factory KH keepe...

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    Kamoer X1 PRO V2 - Single Wifi Dosing Pump

    Only 1 left!

    Upgrade your aquarium with the Kamoer X1 PRO V2 - Single Wifi Dosing Pump. The latest in liquid dosing technology, it offers precise and flexible c...

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    Neptune Apex Display Unit

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    If you want to monitor and control your Apex quickly, from outlet status, float locations, enabling feed modes, and much more but don't want to pul...

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    Aquaforest Di Resin 1000ml

    Only 1 left!

    Ready-for-use the highest quality resin for demineralization of water. Created specially for reverse osmosis filters, mainly as the last stage of t...

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    Ammonia Alert Badge

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    Seachem Ammonia Alert Badge  Ammonia Alert® is an innovative color device for continuously detecting and monitoring toxic free ammonia. A sensor ch...

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    Salifert – Flatworm eXit

    Out of stock

    Flatworm Exit: Made in Holland, Treats 1200 liters, Reef Safe & Fast-Acting Flatworm eXit is safe for fish and invertebrates, but their body fl...

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    Reef Factory Level Keeper

    Out of stock

      The Reef Factory Level Keeper is a smart auto top off system that remotely manages your aquarium's water level, tracks refill history, and sends ...

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    Reef Factory PH Meter

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    Keep track of your aquarium's pH levels 24/7 with the Smart pH Meter from Reef Factory. Simply download the app or access the website to remotely m...

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    Reef Factory Salinity Guardian

    Out of stock

    Get real-time salinity monitoring with the Reef Factory Salinity Garden. Receive notifications of any salinity problems on your smartphone, tablet,...

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    Reef Factory – KH Keeper Reagent 2500ml

    Out of stock

      Concentrated reagent designed for Reef Factory KH keeper Plus. Allows for accurate measurements with a +/- 0.01 dKH range. Save money by mixing t...

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    Neptune Apex 1 Link Power Module

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    1LINK  The 1LINK offers the ability to connect Neptune Systems 1LINK devices such as the WAV, DOS, COR-15, and Trident to the Apex without a power ...

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    Serenity Refractometer

    Only 1 left!

      Maintain precise salinity levels with the Serenity Seawater Refractometer, an essential tool for marine aquarium success. This high-precision ins...

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    Aquaforest Air Scrubber Media

    Only 2 left!

    Reef aquariums are complex and often fragile ecosystems that thrive on stability to succeed. Daily fluctuations in carbon dioxide (CO2) levels in t...

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    Kammoer x1 Pro T2 (Stepper motor)

    Only 1 left!

    X1 PRO T2 is remotely controlled via a mobile phone App, using a long-life stepper motor, which can be used as a dosing pump or a calcium reaction ...

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    Maxspect Pastel Reef Magnifier

    Out of stock

     Natural looking corals without any post-production Designed specifically for hobbyists Supplements soft tone light for viewing and taking ph...

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    Reef Factory Dosing Pump ATO Automatic Top-Off

    Out of stock

    A Smart and Silent Auto Top Off System Smart ATO System with Alerts and Alarms Silent Operation Easy DIN Rail Mounting Dosing pump ATO is a smart...

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    Reef Factory pH Probe Cleaning Solution

    Out of stock

    Effective for cleaning all types of probes. 100 ml bottle included.  

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