This reagent works with both the 755 & 772 Hanna checker.  It may come with the tag 755-26 or 772-26, both reagents work with both checkers. Extreme Accuracy. Easy to Test in 4 Steps - Zero the Checker, Add a regent to your water sample,...

Extreme Accuracy. Easy to Test in 4 Steps - Zero the Checker, Add a regent to your water sample, Insert the Vile in the Checker, Read the Numbered Results. BOOM EASY. ZAIR. Zero, Add, Insert, Read. Includes reagents for 25x tests. The HI758...

The Hanna Marine Alkalinity (dKH) Checker® bridges the gap between simple chemical test kits and professional instrumentation. Chemical test kits have limited accuracy and resolution since they rely upon the human eye to discern differences in color...

Extreme Accuracy. Easy to Test in 4 Steps - Zero the Checker, Add a regent to your water sample, Insert the Vile in the Checker, Read the Numbered Results. BOOM EASY. ZAIR. Zero, Add, Insert, Read. Includes reagents for 25x tests. The HI758...

THESE ARE THE NEWLY UPDATED REAGENTS.  Now 1x powder and 1x liquid.  The testing process is the same as Alkalinity HI772 with one second liquid reagent. The HI783 Marine Magnesium Checker HC is a handheld colorimeter that uses the Beer-...

Perfect diet for all smaller marine fish providing all the nutrition they can handle. Marine-S is formulated to establish proper metabolism while maintaining good digestive system health. The digestive tract is where many bacterial and fungal diseases...

This is the new reagents set with 1x Powder, 1x Liquid. These Reagents are for use with the HI783 Marine Magnesium Checker. These high-quality reagents are manufactured at the Hanna state-of-the-art facility and are clearly marked with...

With the EHEIM precision heater your fish receive exactly the right temperature – in any aquarium. Obvious ideas often are the best ones. For example, the aquarium heater as a rod. The heating rod is simply hung in the water and heats it. It is...

Terminates the Hydros Collective

* Requires a HYDROS Controller to Operate.  Will not operate standalone. The HYDROS Power 4 WiFi Power Strip is a smart power bar designed to work with the CoralVue HYDROS platform.  The Power 4 has 4 x 120V AC outlets and 4 x USB ports...

This 6 foott long HYDROS System Command Bus Cable allows HYDROS devices to communicate and even provide power to the Control 2 and Control 4.

Requires a Hydros to Control the Unit The HYDROS Dosing Pump is a simple and affordable way to automate the addition of liquid supplements, trace elements, and two-part solutions to an aquarium. Connect the Dosing Pump to any available HYDROS Control...

Requires a HYDROS System to operate The HYDROS Automatic WiFi Fish Feeder is suitable for a variety of fish foods. A HYDROS Control is required to operate. The Fish Feeder is WiFi controllable using the free HYDROS app for Android and iOS/Apple mobile...

This 1 foot long HYDROS System Command Bus Cable allows HYDROS devices to communicate and even provide power to the Control 2 and Control 4.

Requires a HYDROS System to operate The HYDROS Water Level Sensor is an optical sensor you can use for a variety of aquarium applications, such as sensing when your tank needs to be topped off or to detect when a dosing container needs a refill. It...

Why purchase a separate and expensive auto top-off system when HYDROS can do the job for you? The HYDROS Auto Top-Off Kit comes with everything you need to use your HYDROS device (like the Control X2 or Control X4) as...

Hand crafted in small batches at the Piscine Energetics' laboratory in British Columbia, Canada; PE PELLETS are a highly palatable, nutritionally complete fish food designed to enhance coloration and induce an energetic feeding response in all varieties...

The Marine Alkalinity (dKH) Checker® HC Calibration Check Set - HI772-11 provides a simple solution to validating the Marine Alkalinity Checker® HC - HI772 that has a range of 0.0 to 20.0 dKH. This high-quality set of standards is...

Requires a HYDROS System to operate The HYDROS Temperature Sensor is an easy and affordable way to prevent your aquarium water from becoming too cold or too hot. It monitors the water temperature in your aquarium so you can keep it within the safe...

The Titanium Finnex Heaters are corrosion-resistant, extending the life exponentially from saltwater damage.  Virtually unbreakable, especially in comparison with the standard glass aquarium, these tube are built to last.  The ultra heating...

Requires a HYDROS System to operate Protect your aquarium, home, or office from total disaster The HYDROS Rope Leak Detection Sensor is a flexible line that detects the presence of moisture anywhere along the rope. Kit Includes: Leak...

Please note: CONTROL XP8 ONLY - Nothing else is included. Achieve Ultimate Security with the HYDROS Control XP8 Power Strip The HYDROS Control XP8 is an eight 120V AC outlet energy bar and can control eight HYDROS WiFi devices with individual power...

Requires a HYDROS System to operate The HYDROS Skimmer Sensor serves a very specific and important role: it prevents your protein skimmer from overflowing onto the floor or back into your sump. The way it works is easy: just place the sensor inside...

Formula One Pellets are a perfectly soft and moist sinking pellet food for all carnivorous and omnivorous marine tropical fishes. The soft moist characteristics increase palatability and promote easy digestion. They contain fresh seafood ingredients that...

Efficiency: 36V / 70watts       Dimensions: 3.75in(W) x 5.7in(L) x 5.5in(H) Controller Features: multiple pause times, float switch safety and 0-10v input for 3rd party controllerIncludes: VarioS-6 pump,...

Lab Grade Salinity/Conductivity Probe Kit Keep track of the salinity in your marine aquarium with the CoralVue HYDROS Salinity Kit. This kit includes the necessary 28ppt and 35ppt calibration solutions to ensure precise conductivity...

The Marine Calcium Checker® HC Calibration Check Set - HI758-11  provides a simple solution to validating the Marine Calcium Checker® HC - HI758 that has a range of 200 to 600 ppm calcium. This high-quality set of standards is...

This starter kit includes all essential equipment needed to monitor and control a healthy aquarium including a Control 4 device, HYDROS App, temperature sensor, pH probe, and more. Set up is quick and easy, making this ideal for both...

The Reef Octopus eSsence S-130 Protein Skimmer was designed for the modern day aquarist in mind. This remarkably compact in-sump protein skimmer is capable of skimming aquariums up to 160 gallons where sump space may be limited...

The HYDROS Launch is a multifaceted aquatic support system that combines various features into a single controller. It's an all-in-one solution that allows you to manage a wide range of aquarium functions easily. The HYDROS Launch...

The HYDROS Control X4 PRO Pack includes two Control devices, the Control XP8 and Control X4. Combine these Controls to create a secure and impressive set-up for both saltwater and freshwater aquariums. Connect up to four sensor devices,...

The HYDROS WiFi Smart Plug is a smart power outlet designed to work with the CoralVue HYDROS platform. The Smart Plug has a 1 x 100-250V AC outlet that is WiFi controllable using the free HYDROS app for Android and iOS/Apple mobile devices. You can...

The HYDROS Control 2 Starter Pack is the first affordable and easy-to-use aquarium controller kit in the aquatic industry. This starter pack includes all essential equipment needed to monitor and control a healthy aquarium including a...

HYDROS Control 2 is a small, general-purpose aquarium controller capable of managing and controlling all the main functions of an aquarium. Set up is quick and easy, making this ideal for both beginner and advanced hobbyists. Monitor...

Requires a HYDROS System to operate The HYDROS Slim Temperature Sensor Probe is only 1.6” long and 0.32” wide. It’s all-black solid waterproof IP68 construction is built for years of reliable service. It is a “set...

This starter kit includes all essential equipment needed to monitor and control a healthy aquarium including a Control X3 device, HYDROS App, temperature sensor, pH probe, and more. Set up is quick and easy, making this ideal for both beginner and...

ProStar Rimless Aquarium V2 Polycarbonate Lids The NEW ProStar lid is made of a polycarbonate (Lexan) material with a clear mesh. The ProStar lid also includes evaporation covers made of the same polycarbonate material to ensure optimal light...

HYDROS Control 4 is a powerful and robust aquarium controller capable of performing all essential functions needed to maintain a healthy aquarium without the need for extra expensive modules. Set up is quick and easy, making this ideal for...

A compact aquarium controller with 4 Universal Sense ports dedicated to measuring parameters. Starter Kit Includes: Control XS Unit, Power Supply, Temperature Sensor, 4-Outlet WiFi AC Power Strip The HYDROS Control XS Starter Kit...

The Control X10 offers a range of new advanced features, including multi-dosing heads and a salinity probe port (salinity probe sold separately), taking aquarium control to a whole new level. This highly versatile controller can...