Testing and Controllers

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...

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

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

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...

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

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

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...

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

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

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

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

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

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

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

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 ...

  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 ...

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

  The Reef Factory TDS Meter Plus offers more than just the standard functionality of a TDS meter. Along with measuring total dissolved solids in w...

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...

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

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...

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 ...

Maxspect Gyre 300 Series 2m Extension Cable For use with ONLY the XF330 and XF350 Series Gyres

  The DM-2 commercial-grade dual TDS monitor tracks water quality across your filtration system in real time, comparing feed and produc...