Red Sea MCP Magnesium Test - 75 tests Accurate measurement of Magnesium in marine aquariums Mg   Red Sea’s user-friendly...

Red Sea MCP Ammonia Test - 100 tests Accurate measurement of ammonia in marine aquariums NH3 | NH4   Red...

HYDROS Rope Leak Sensor Cable ONLY. Part of set     WARRANTY CoralVue, Inc. and HYDROS hereby guarantee this product...

Please note: CONTROL 4 ONLY - Nothing else is included.   Achieve Ultimate Aquarium Control with the HYDROS Control 4...

The Marine pH Checker® HC® Calibration Check Set - HI780-11 provides a simple solution to validating the Marine pH Checker®...

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

Neptune Systems LDK - Leak Detection Kit Detects leaks on contact Instantly alerts you via your mobile device Monitor for...

Flow Sensor – 1/4″ with push-fit connectors  (FS-25) Usually used with aquarium accessories like RODI inputs, calcium reactor feed lines...

Flow Sensor – 1/2″  (FS-50) Usually used with aquarium accessories like reactors, carbon/GFO filters, etc., this flow sensor can be...

1LINK – EASY, ONE-CLICK INSTALLATION   The WAV is the first of a line of aquarium products from Neptune Systems...

110V electronic solenoid valve for CO2 regulator.   Features: LED on/off light indicator Power cord Specs: Trade Size Threads per...

This is the perfect fluid for the storage of any pH or ORP/REDOX Electrode. American Marine Probe Storage Fluid will...

Lunar LED String – 2 LEDs Use this string of LED in combination with your Lunar Simulation Module When you...

Red Sea Phosphate Pro - Reagent Refill Kit

PINPOINT Salinity Monitor will accurately and immediately measure the amount of salt in any marine or freshwater system. The reading...

2 Channel light dimming cable for Apex variable speed ports. It has 1 RJ45 connector on one end of the...

6' AquaBus Cable (M/M)

pH 55 Specifications Range -2.0 - 16.0 pH Resolution 0.1 pH Accuracy  0.1 pH ATC Automatic Calibration 2 Points -...

Cuvet cleaning solution (230 mL)

To be used with cuvets (item number HI-731331, not for photometer cuvets)for photometers and turbidity meters. They are notched to...

The ATI ICP-MS Ultimate Lab Water Analysis is a laboratory water analysis of 50 parameters in a reef tank that...

SeaTest Ca - Saltwater Calcium is one of the most important elements in a marine aquarium because many corals, other...

SeaTest GH - Freshwater The total hardness or GH value indicates the amount of dissolved magnesium and calcium salts in...

Stop Guessing. Start Growing! Your monthly path to precision. We combine laboratory testing with a personalized blend of core trace...

ReefControl Power 8 - Panel

RedSea ReefControl - ReefSense Port Expander The ReefSense 4-port expander enables the ReefControl Pro to accommodate 7 ReefSense Probes/sensors.

The ReefSense digital Leak Detector can be connected to the ReefControl Lite or Pro controllers and will reliably detect water...

ReefControl - ATO module ReefControl ATO Module The digital ATO sensor and dc pump of the ReefControl ATO module connect...

ReefControl Power 8 Deluxe ReefControl Power Deluxe The ReefControl Power Deluxe version includes the optional manual Control Panel with ON/...

ReefControl Power 8 ReefControl Power ReefBeat-controlled fully-featured smart power center for both Red Sea and NON Red Sea devices  ...

Reef Kinetics Reefbot Replacement Tubes 2 Meters Silicon Tubes (Set of 3)

AutoAqua's Smart Skimmer Security prevents protein simmer from overflowing. Magnetically coupled optical sensor mounts up to smooth surfaces 1/2 inch...

Never before offered in the aquarium industry the LLS Sensors allow for the measurement of water depth in inches or...

Reef Octopus Octo Pulse 2 Flow Pump With WaveEngine LE Controller Max Flow: 1,600gph | 5-10watts | 20 - 80+...

Red Sea MCP Calcium Test - 75 tests User-friendly titration test provides a quick and reliable measurement of calcium in...

Red Sea MCP NO2/NO3 Test - 60/100 tests Provides 50 Nitrate plus 50 Nitrite advanced colorimetric tests for marine aquariums...

CoralVue HYDROS CO2 Solenoid Valve The HYDROS DC CO2 Solenoid Valve is the ideal solution for controlling the CO2 flow...

The HI740271 is a replacement filter holder with Luer lock (1 pc.) for use with the HI781 Low Range Marine...

Hanna 10 mL syringe with Luer lock

HI740228 is a filter disc; part of accessory kit for preparation of samples to be analyzed (nutrients for agriculture) with...

Includes:  HIREEF-2: Reef Professional Kit Version 2                           ...

The Reef Brite Bluetooth Controller allows complete control of XHO, LumiLite Pro, and LumiLite units. Easy to install, simple to...

Same as most digital meters, this meter apply a work theory which is measuring the liquid conductance to determine its...

The Copper High Range Checker HC Calibration Check Set - HI702-11 provides a simple solution to validating the Copper High...

Neptune Systems Aquabus Cable - 30' M/M AQUABUS CABLES WHAT ARE THEY? Aquabus is the communication link between your Apex...

Aquabus 30′ Extension Cable This is a thirty foot Male/Female Aquabus cable that is used as an extension cable to...

SWS & WiFi The seneye web server with WiFi module removes the need for a pc altogether and allows wireless...

Lunar LED String – 5 LEDs Use this string of LED in combination with your Lunar Simulation Module When you...

LIFEGARD® AQUATICS continues to innovate on their breakthrough technology with the development of the industry’s first submersible LED Digital Thermometer....