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The 4″ LLS is the smallest of the four sensor offerings.  It is the perfect fit for small reservoirs for small sumps, ATO reservoirs and additive containers.  This can be a great solution to double check that liquid additions of your...

The Magnetic Optical Sensor replaces our optical sensor with magnet and offers an improved look, feel, and magnetic design that also lends itself to help prevent water incursion into the sensor. This sensor plugs into your FMM and, using reflected...

Be alerted of water spillage and take corrective action before disaster strikes Optical sensor technology More reliable than analog counterparts Epoxy-coated and corrosion-resistant Can be reused after contact with water Nonreactive to metallic...

One Random Ricordea Mushroom Coral 3/4" - 1"+ in size.  Pictured Mushrooms are examples of some of the types of random Mystery Mushrooms that may be sent to you. If you are looking to start buying coral online to add to your reef tank,...

One Random Mystery Rock Flower Anemone Coral 3/4" - 5"+ in size.  Pictured Anemones are examples of some of the types of random Mystery Anemones that may be sent to you. If you are looking to start buying coral online to add to your reef tank,...

Chemical Media Cartridge For RedFlex Sumps

Dual Overflow Box For Premier Wet/Dry 200, 300, 400 The ProClear Aquatic Systems Overflow Box allows you to convert most standard aquariums to a sump / wet dry / or refugium filter. These overflow boxes include a bulkhead fitting, U-tube, and a...

Single Overflow Box For Premier Wet/Dry 75,125, 175 The ProClear Aquatic Systems Overflow Box allows you to convert most standard aquariums to a sump / wet dry / or refugium filter. These overflow boxes include a bulkhead fitting, U-tube, and a...

Our Auto Top Off Reservoir tanks come in 2 sizes, 6 gallon and 10 gallon. Both the 6 and 10 gallon model feature two holes in the top. One for your pumps power cord and the other for your tubing to...

Our Auto Top Off Reservoir tanks come in 2 sizes, 6 gallon and 10 gallon. Both the 6 and 10 gallon model feature two holes in the top. One for your pumps power cord and the other for your tubing to...

The 'POD PUCK' - Amphipod and Copepod Breeder for Marine/Reef Tanks. Simply place in the sump of your aquarium setup, and let the Amphipods and Copepods move in. When ready, place your thumb over the centre hole and move to the display tank. Using a...

Pair of Flow Directors to suit Maxspect Jump/Icecap Gyre wavemakers   Enhances water flow direction, moving water to any place within your tank more precisely. Shields the cages and rotors from light from your fixture, slows down algae growth on...

Pair of Flow Directors to suit Maxspect Jump/Icecap Gyre wavemakers   Enhances water flow direction, moving water to any place within your tank more precisely. Shields the cages and rotors from light from your fixture, slows down algae growth on...

Please find the marketing copy below:   NemProtect Guards to suit the Maxspect Jump/IceCap Gyre wavemakers Protect your tank occupants with NemProtect gyre guards. These reef safe guards are made from marine safe PETG material and are designed to...

Please find the marketing copy below:   NemProtect Guards to suit the Maxspect Jump/IceCap Gyre wavemakers Protect your tank occupants with NemProtect gyre guards. These reef safe guards are made from marine safe PETG material and are designed to...

Protect your tank occupants with NemProtect gyre guards. These reef safe guards are made from marine safe PETG material and are designed to stop anemones and small tank mates from getting sucked into and stuck inside your wave makers. These newly...

Protect your tank occupants with NemProtect gyre guards. These reef safe guards are made from marine safe PETG material and are designed to stop anemones and small tank mates from getting sucked into and stuck inside your wave makers. These newly...

Pair of Flow Directors to suit Red Sea ReefWave wavemakers   Enhances water flow direction, moving water to any place within your tank more precisely. Shields the cages and rotors from light from your fixture, slows down algae growth on them and...

Pair of Flow Directors to suit Red Sea ReefWave wavemakers   Enhances water flow direction, moving water to any place within your tank more precisely. Shields the cages and rotors from light from your fixture, slows down algae growth on them and...

NemProtect Guards to suit the Red Sea ReefWave wavemaker Protect your tank occupants with NemProtect gyre guards. These reef safe guards are made from marine safe PETG material and are designed to stop anemones and small tank mates from...

NemProtect Guards to suit the Red Sea ReefWave wavemaker Protect your tank occupants with NemProtect gyre guards. These reef safe guards are made from marine safe PETG material and are designed to stop anemones and small tank mates from...

Randall’s Assessors are the little known third member of the Assessor genus.   These beautiful, peaceful fish prefer calm, community aquariums with large amounts of rock work and overhangs. Like...

Bring a Live-In Doctor to Your Aquarium Ecosystem! Witness one of the most incredible symbiotic relationships in the ocean, right in your own home. The Skunk Cleaner Shrimp (Lysmata amboinensis) is more than just a beautiful addition; it's an essential...

A Living, Pulsing Flower for Your Aquarium Challenge everything you think you know about jellyfish with the mesmerizing Upside-Down Jellyfish. Unlike its free-floating relatives, this incredible species has evolved a lifestyle more like a coral or an...

The Acrobatic Algae Grazer with Unmatched Color Prepare to be captivated by the Sally Lightfoot Crab, a true spectacle of color and agility for the marine aquarium. With a flattened, disc-shaped body and long, spider-like legs, this crab is adorned with...

With high flow, its thick violet branches grow close together, each punctuated by a vibrant green corallite. As it grows outward, bright green polyps become more visible to create a two-toned color explosion that looks its best when viewed from the top...

New Version - Higher Power    The perfect reef aquarium is free of pests. Nothing to sting, eat or smother your beautiful corals! However, every reef aquarist knows that this isn’t always the case!   Reef Delete  is like having...

Add to your glue joints when bonding Marco Rocks products to create a seamless look. Made from pure powdered Marco Rocks. MR Powder packaging: 3 lb jars

Direct Pump Driver - For Third Party Controller WE Pumps the HYDROS WaveEngine connects directly to the pump head. This removes the clutter of the power brick and the control head for these pumps.

Direct Pump Driver - For 10V Quad WE pumps the HYDROS WaveEngine connects directly to the pump head. This removes the clutter of the power brick and the control head for these pumps. Also used to connect Ind Aquatics Frozen Fish Food Feeder to Hydros.

Direct Pump Driver - For Maxspect Gyre 330/350 WE Pumps the HYDROS WaveEngine connects directly to the pump head. This removes the clutter of the power brick and the control head for these pumps.

Direct Pump Driver - For Maxspect Gyre 150/250/280 WE pumps the HYDROS WaveEngine connects directly to the pump head. This removes the clutter of the power brick and the control head for these pumps.

Direct Pump Driver - For Maxspect Gyre 130/230 WE pumps the HYDROS WaveEngine connects directly to the pump head. This removes the clutter of the power brick and the control head for these pumps.

Direct Pump Driver - For IceCap Gyre WE pumps the HYDROS WaveEngine connects directly to the pump head. This removes the clutter of the power brick and the control head for these pumps.

Direct Pump Driver - For Reef Octopus Varios / Pulse WE pumps the HYDROS WaveEngine connects directly to the pump head. This removes the clutter of the power brick and the control head for these pumps.

FREE ON ORDERS OF $5000 or MORE Amazon Fire TV 40" 2-Series HD smart TV with Fire TV Alexa Voice Remote, stream live TV without cable High definition TV - Bring movies and shows to life in HD 1080p resolution, with support for HDR 10, HLG, and Dolby...

Factory Replacement Impeller for SDC 9.0 / ADV 10.0 

Factory Replacement Impeller for SDC 7.0 / ADV 7.0

Factory Replacement Impeller for SDC 6.0 / ADV 5.5

The Electric Jewel of the Reef A living jewel of the ocean, the Flame Scallop is one of the most visually stunning and unique invertebrates available in the marine aquarium hobby. With its brilliant red mantle and long, flowing tentacles, it is a truly...