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276 - 300 of 338
HM Digital Waterproof pH Meter

HM Digital Waterproof pH Meter

Professional Waterproof pH/Temp Meter Very reliable waterproof pH meter measures with an accuracy: of +/- 0.02 pH. Measures pH and Temperature Auto-ranging three point calibration with digital fine tuning Includes 4...

$79.99
Current USA Dual Ramp Timer

Current USA Dual Ramp Timer

Simulate a gradual sunrise, gentle sunset adn soothing moonlight 24 hours per day Wake your fish naturally Mimic a natural morning sunrise and evening sunset every day. The Dual Ramp Timer™ is a fully programmable 24 hour ...

$59.99
Flexi Plug Bluetooth Power Switch

Flexi Plug Bluetooth Power Switch

Your Aquarium Butler! Use the Flexi Plug app on your SmartPhone or Tablet as a remote to control the function of your aquarium equipment through this bluetooth powered smart plug. Can be used with lighting fixtures, powerhead...

$64.99
Marine Depot Overflow Box OF-1200

Marine Depot Overflow Box OF-1200

High quality and economical hang-on overflow box allows you to easily add a sump, refugium or wet/dry filter to your system. U-tube design allows for easy and convenient installation. Adjustable pre-filter hight allows you to adju...

$87.99
EcoTech Marine Long Rail Kit XR618 for Radion LED Fixture

EcoTech Marine Long Rail Kit XR618 for Radion LED Fixture

EcoTech Marine Radion Long Rail Kit Sleek way to mount multiple Radion LED Fixtures. Features Compatibility with the existing Radion Hanging Kit Support for multiple Radion LED lighting systems using rail or + one rail ki...

$75.00
Korallen-Zucht B-Balance Tab - Automatic Delivery

Korallen-Zucht B-Balance Tab - Automatic Delivery

B-Balance Tab - Automatic Delivery / 20 Gel Tabs Automatic dosing without any technical equipment! The elements and active components are embedded in a solid carrier substance. Elements and active components are automatically dis...

From $25.99
Digital Aquatics ReefKeeper Lighting Controller RKM-ALC

Digital Aquatics ReefKeeper Lighting Controller RKM-ALC

Features The ALC is designed to control LED Ballasts and light fixtures (with a 0-10v inputs). It can provide advanced options for controlling other AI Sol LED Fixtures. Also works for for Kessil LED fixtures: A160WE, A360W, A...

$79.99
Captive Purity  Single Deionization Canister with TDS Meter

Captive Purity Single Deionization Canister with TDS Meter

A quick and easy way to add De-Ionization to any RO system or to add a secondary DI stage to any RO/DI system. Deluxe Add-On DI includes clear canister with mounting bracket, DI cartridge, 10` of RO tubing and an In-Line TDS M...

$69.99
Korallen-Zucht Iron Concentrate Tab - Automatic Delivery

Korallen-Zucht Iron Concentrate Tab - Automatic Delivery

Iron Concentrate Tab - Automatic Delivery / 20 Gel Tabs The addition of iron affects all colors but primarily enhances the green color formation. Iron encreases coral growth and also the multiplication of zooxanthella. Well suite...

From $25.99
Digital Aquatics RKM-MLC w/ 2 LED Pods

Digital Aquatics RKM-MLC w/ 2 LED Pods

Digital Aquatics RKM-MLC w/ 2 Lunar White Pods Tech Specs LED Status Indicator Connections Six Pod Ports Two Bus Ports Physical Details Dimensions: 1.0" x 2.25" x 4.30" Package Contents One RKM-MLC Module...

From $69.99
Cobalt Aquatics Nano-Flow 2,600 LPH (686 GPH) Prop Pump

Cobalt Aquatics Nano-Flow 2,600 LPH (686 GPH) Prop Pump

The Cobalt Nano-Flow 2,600 prop pump creates large and wide laminar water flow rated at 686 gph with only 4 watts of power consumption! Perfect for small reef or planted aquariums to create vital current and to eliminate dead spot...

$58.99
Korallen-Zucht ZeoSpur 2

Korallen-Zucht ZeoSpur 2

Korallen-Zucht ZeoSpur 2 - 500ml ZEOspur 2 is a product of permanent development of the ZEOvit®- system. It results from our practical experience of keeping corals with extreme coloration. It is highly concentrated it is import...

From $79.99
10000K Metal Halide Bulb - Hamilton, Double Ended

10000K Metal Halide Bulb - Hamilton, Double Ended

The double-ended 10000K metal halide bulb offers excellent coloration and good intensity. It is crisp-white. It brings out the fluorescent pigments in corals nicely. Fluorescent supplementation is usually not necessary, but can be...

From $69.95
Tunze Deco Rock for Stream and NanoStream Pumps

Tunze Deco Rock for Stream and NanoStream Pumps

Tunze NanoStream Rock for 6025, 6045 and 6055

From $77.50
Aquarium Corals by Eric Borneman - Hardcover

Aquarium Corals by Eric Borneman - Hardcover

KEEPING LIVE CORALS has been likened to "bonsai for the Cousteau generation" and "the ultimate underwater gardening experience." Beautiful, bizarre, and among nature`s most colorful creations, living corals are now being successfu...

$59.99
Digital Aquatics RKM-SLX Module

Digital Aquatics RKM-SLX Module

The SLXs five input ports provide a broad range of monitoring options for all the most common probes. 1 x pH port The pH port is a standard BNC connection. While any standard probe should work, we suggest using Digital Aquati...

$89.99
Eheim Stream On+ 4000 Pump/Powerhead - 880 GPH

Eheim Stream On+ 4000 Pump/Powerhead - 880 GPH

With EHEIM streamON+ you have more flexibility than with any other propeller pumps. Eheim`s new streamON+ streaming pumps are suitable for use in both marine and in fresh water aquariums. They are small, highly efficient and ...

$89.99
Korallen-Zucht Potassium Iodide Tab

Korallen-Zucht Potassium Iodide Tab

Potassium Iodide Tab - Automatic Delivery / 20 Gel Tabs Well suited for all kind of corals.Addition leads to improved blue colors in SPS, especially for blue color of Acropora and Montipora. Contains inorganic iodide as well as b...

From $25.99
Neptune Systems Apex AquaController PM3 Dissolved Oxygen, Temperature, I/O Expansion Box

Neptune Systems Apex AquaController PM3 Dissolved Oxygen, Temperature, I/O Expansion Box

The PM3 probe module, includes support for dissolved oxygen, temperature, and 6 digital inputs. The PM3 features are: Monitor/Control Dissolved and temperature. 6 digital inputs for float switches, water on floor sensors,...

$94.95
AquaMaxx Fluidized GFO and Carbon Filter Media Reactor w/ AquaMaxx Carbon One

AquaMaxx Fluidized GFO and Carbon Filter Media Reactor w/ AquaMaxx Carbon One

AquaMaxx Fluidized Media Reactors AquaMaxx Fluidized Media Reactors are multi-purpose aquarium water filters specially designed for use in marine and reef aquaria. Insert your media of choice to help eliminate organic pollutant...

From $85.99
Reef Brite Lumi Lite 50/50 White/Blue

Reef Brite Lumi Lite 50/50 White/Blue

Slim. Elegant. Powerful Measuring less than 0.5 inches high and 1.25 inches wide, the Reef Brite Lumi Lite looks as great as it performs. Featuring a high power LED array, the Lumi Lite promotes growth while enhancing color...

From $50.99
Reef Brite Lumi Lite Blue/Actinic

Reef Brite Lumi Lite Blue/Actinic

Slim. Elegant. Powerful Measuring less than 0.5 inches high and 1.25 inches wide, the Reef Brite Lumi Lite looks as great as it performs. Featuring a high power LED array, the Lumi Lite promotes growth while enhancing color...

From $50.99
Accel Aquatics BioPellet and Filter Media Reactor - FR-30

Accel Aquatics BioPellet and Filter Media Reactor - FR-30

The Accel Aquatics Biopellet Reactor is a great piece of equipment used to boost biological activity in an aquarium with the use of biopellet media. The reactor works by pushing a stream of water through an accelerator which agita...

$59.99
Captive Purity 35 GPD Compact RO

Captive Purity 35 GPD Compact RO

Captive Purity represents the highest quality in reverse osmosis technology. Captive Purity Reverse Osmosis Systems meet stringent standards and far exceeds the quality of systems from other manufacturers. A wide variety of option...

$84.99
Inlet Strainer Basket

Inlet Strainer Basket

The strainer basket traps large debris to help prolong the life of the pump. It also helps to prime the pump for above-ground installations. 1.5 MPT outlet x 2" slip inlet.

From $91.99
276 - 300 of 338
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