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Marine Depot Aquarium Refractometer

Marine Depot Aquarium Refractometer

The Refractometer is a must have for all aquarium hobbyists. The proper salinity is crucial for the survival and health of your fish and corals . This high quality refractometer is extremely accurate and easy to use and calibr...

$49.99
ASM replacement Needle Wheel Impellers

ASM replacement Needle Wheel Impellers

Replacement Needle Wheel Impeller for the G-300 used on the ASM Mini-G skimmer

From $20.99
AquaticLife Color Changing Mixed Bed Resin DI Cartridge for RO Buddie Reverse Osmosis System

AquaticLife Color Changing Mixed Bed Resin DI Cartridge for RO Buddie Reverse Osmosis System

Color Changing Mixed Bed Resin DI Cartridge upgrade for the AquaticLife RO Buddie Reverse Osmosis System. With the addition of this filter you can turn your RO Buddie into an RO/DI system that will produce pure, zero TDS water. ...

From $24.99
Cobalt Aquatics Neo-Therm Aquarium Heater w/ LED Display

Cobalt Aquatics Neo-Therm Aquarium Heater w/ LED Display

Cobalt Aquatics Neo-Therm 25 Watt Aquarium Heater The Cobalt Aquatics Neo-Therm electronic heaters have an impressive accuracy of ±0.5ºF. The electronic thermostat has an ultra-fast response time that helps to keep the temper...

From $56.49
Gate Valve - FPT X FPT

Gate Valve - FPT X FPT

Gate Valve - 1/2 inch FPT X 1/2 inch FPT **Variations of this product can be found in many online stores. The version we carry is of the highest quality. Although this item is eligible for price matching under our Low Pric...

From $17.99
AquaticLife RO Buddie 3-Stage Reverse Osmosis System

AquaticLife RO Buddie 3-Stage Reverse Osmosis System

AquaticLife RO Buddie - 50GPD AquaticLife RO Buddie is a compact 3-stage RO unit that provides economical filtered water using sediment, carbon cartridges with a TFC membrane. The Sediment and Carbon cartridges are self-contai...

From $69.99
Algae Free Algae Magnets

Algae Free Algae Magnets

New and Revolutionary Cleaning Magnets! These are the strongest floating aquarium algae cleaning magnets available that are safe for glass and acrylic aquariums.  The inner cleaning assembly is made of high quality injected m...

From $43.99
Caribsea Ocean Direct Live Sand Oolite

Caribsea Ocean Direct Live Sand Oolite

All New Ocean Direct™ Live Sand Simply Natural – Enjoy this real Caribbean live sand in a breathable bag with no added chemicals or special processing. Simply Effective – Ocean Direct™ is different than all other live sand prod...

From $17.99
Seachem Laboratories Reef Advantage Magnesium

Seachem Laboratories Reef Advantage Magnesium

SeaChem Reef Advantage Magnesium ™ is a concentrated (80,000 ppm) optimized blend of magnesium, chloride, and sulfate salts designed to restore depleted levels of magnesium with minimal impact to the ionic ratios found in natural ...

From $5.49
Seachem Laboratories Reef Advantage Calcium

Seachem Laboratories Reef Advantage Calcium

Seachem Reef Advantage Calcium ™ is equivalent to dry Reef Complete™. It is a non-caustic (pH 8.3-8.6) optimized blend of ionic calcium designed to restore and maintain calcium to levels found in natural seawater. Calcium and carb...

From $7.49
AquaIllumination The New Controller for Nano / Sol / Vega / Hydra LED Fixtures

AquaIllumination The New Controller for Nano / Sol / Vega / Hydra LED Fixtures

With a vivid color display and built-in wireless control capability ( wireless adapter required for AI Sol and AI Nano for wireless control, sold separately), The AquaIllumination The New Controller is sure to make managing you...

$79.99
Ecoxotic Panorama Pro 2.0 LED Module

Ecoxotic Panorama Pro 2.0 LED Module

Seamless Integration Panorama Pro LED Module We have learned a lot from our first generation of Panorama LED lights and the next generation of Panorama Pro LED modules is proof. With a new sleeker profile, connectable design and ...

From $39.19
Marine Depot Aquarium Pro Refractometer

Marine Depot Aquarium Pro Refractometer

Designed specifically for aquarium use to measure the salinity of natural sea water (NSW). Most handheld saltwater refractometers available in the hobby are designed and calibrated for testing brine solution, i.e. sodium chlorid...

$64.99
CaribSea Dry Aragonite Special Grade Reef Sand

CaribSea Dry Aragonite Special Grade Reef Sand

1.25–1.95 mm diameter grain size. A revolution in reef-keeping! This is the one you’ve been reading about in all the hobbyist publications. This grade of aragonite is specifically engineered for plenum-type nitrate reducing beds o...

From $26.49
Mr. Aqua Bookshelf / Long Frameless Glass Aquarium Tank

Mr. Aqua Bookshelf / Long Frameless Glass Aquarium Tank

Mr. Aqua aquariums are produced using high clarity glass. By eliminating the plastic frame that surrounds typical aquarium systems, the Mr. Aqua aquarium provides a clean and clear view of your aquatic life. Normally the plasti...

From $32.99
Seachem Laboratories Freshwater and Marine Stability

Seachem Laboratories Freshwater and Marine Stability

Seachem Stability 500 ml Stability™ will rapidly and safely establish the aquarium biofilter in freshwater and marine systems, thereby preventing the #1 cause of fish death: "new tank syndrome". Stability™ is formulated specifi...

From $13.99
Warner Marine ecoBAK BioPellet Filter Media

Warner Marine ecoBAK BioPellet Filter Media

Bio-Degradable Polymer filter media. Patent Pending Formulation Developed exclusively by Warner Marine Lowers levels of dissolved organics Reduces Nitrates and Phosphates Lasts up to 12 months Safe, effective and easy to u...

From $19.99
SpectraPure® MaxCap DI Cartridge - SuperDI

SpectraPure® MaxCap DI Cartridge - SuperDI

SpectraPure, Inc.® Revolutionary MaxCap® Super DI™ cartridge has over 4 times more removal efficiency than any other Mixed-Bed or Hi-Silica de-ionizing cartridge. When placed upstream of your existing DI cartridge, the life of you...

$40.99
Seachem Reef Fusion Two Part System 1 & 2 Calcium and Carbonate Supplement

Seachem Reef Fusion Two Part System 1 & 2 Calcium and Carbonate Supplement

Reef Fusion 1™ and Reef Fusion 2™ are the foundation of a system formulated to provide the essentials for the reef aquarium. Reef Fusion 1™ provides calcium, while Reef Fusion 2™ provides alkalinity. When used together, the Reef F...

From $14.99
Seachem Laboratories ParaGuard

Seachem Laboratories ParaGuard

SeaChem ParaGuard ™ is the only fish and filter safe aldehyde based (10% by weight) parasite control product available. Unlike highly toxic and difficult to use formalin based medications, ParaGuard™ contains no formaldehyde or me...

From $5.49
Two Little Fishies Hydrocarbon 2 Granulated Activated Carbon

Two Little Fishies Hydrocarbon 2 Granulated Activated Carbon

TwoLittleFishies HydroCarbon 2 G.A.C. is a granulated activated carbon designed specifically for the purification of water. It is manufactured by steam activation and acid washing of a special Lignite material under carefully cont...

From $13.49
Brightwell Aquatics Reef Biofuel Liquid

Brightwell Aquatics Reef Biofuel Liquid

Overview Helps maintain a balanced nutrient-limited marine aquarium by enabling the hobbyist to enhance the rate of microbial growth and reproduction, increasing the rate of phosphate-reduction and denitrification; this is o...

From $13.99
EcoTech Marine Spare Wet Side Assembly for VorTech MP20 / MP40 Propeller Pumps

EcoTech Marine Spare Wet Side Assembly for VorTech MP20 / MP40 Propeller Pumps

Replacement Wet Side Assembly for the Ecotech Vortech Pump MP40.

$75.00
Tunze Turbelle NanoStream Pump

Tunze Turbelle NanoStream Pump

Design is much more than only styling of existing products: It is the expression of an idea and a concept; it opens one’s eyes. Turbelle® nanostream combines aesthetics and function. This innovative circulation pump sets new recor...

From $40.49
American Marine Pinpoint pH Probe

American Marine Pinpoint pH Probe

PINPOINT ™ pH Replacement Probe is designed especially with your purpose in mind. It features long, continuous duty expectancy, fast response and, most importantly, is non-toxic to your system. Each probe features a 10 foot ca...

$39.99
76 - 100 of 495
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