Proven High Quality Now at an Entry Level Begin your aquarium journey with the most advanced AIO (All in one) aquarium safety features and award winning quality designs. The Fusion Cube comes standard with a built-in emergency overflow, preinstalled...

Proven High Quality Now at an Entry Level Begin your aquarium journey with the most advanced AIO (All in one) aquarium safety features and award winning quality designs. The Fusion Cube comes standard with a built-in emergency overflow, preinstalled...

The G2 Reefers come with new and improved water management, extra-fortified cabinets & aquariums, a REEF-SPEC ReefMat® ready sump, extended warranty plans, and are available in a huge variety of sizes, to fit any space.  REEFER G2...

The G2 Reefers come with new and improved water management, extra-fortified cabinets & aquariums, a REEF-SPEC ReefMat® ready sump, extended warranty plans, and are available in a huge variety of sizes, to fit any space.  REEFER G2...

The INFINIA lineup caters to both frag and full reef setups with ultra-shallow and standard-height displays. These systems are made for showcasing coral with ample space for rockwork and custom scaping. Available in reef, frag, and peninsula variants,...

The G2 Reefers come with new and improved water management, extra-fortified cabinets & aquariums, a REEF-SPEC ReefMat® ready sump, extended warranty plans, and are available in a huge variety of sizes, to fit any space.  REEFER G2...

Includes NEW Round Puck LED The Micro Reef-Ready Tank is designed for those who are looking to push the boundaries on their reef-keeping abilities. Perfect for any desktop, countertop, cabinet space, and more. No space is not an excuse for being without...

ProStar Rimless Aquarium V2 This rimless glass aquarium sits on a modern cabinet, available in black or white. This aquarium is designed for saltwater use freshwater use. In addition, it includes sump filtration made of glass...

ProStar Rimless Aquarium V2 This rimless glass aquarium sits on a modern cabinet, available in black or white. This aquarium is designed for saltwater use freshwater use. In addition, it includes sump filtration made of glass...

Cultivate | Elevate | Replicate Break the boundaries of traditional aquascaping and rise above the water’s surface. Mountain scapes, Frag Gardens and Mangrove Lagoons are now all possible in this shallow yet deep “plug and play”...

AQUARIUM CAPACITY | 20.5 x 11.6 x 7.5 in GO SMALL IN A BIG WAY! Don't let its size fool you. Evo packs the same performance features as a tank several times its size, but is small enough to fit on any desk or counter top. A super bright 11000 K LED...

16ft CUT ONLY Made in the USA, Mur-lok® Linear Low Density Polyethylene (LLDPE) tubing is designed for use with all Mur-lok® Polypropylene quick-connect fittings and other standard fittings used on Ro water systems.  Mur-lok®...

UNUSED CUSTOMER RETURN Red Sea Reefer™ Compatible Plus, many other aquariums using the included Multidapter™ Universal Pipe Adapter Kit Includes: The Patented Random Flow Generator® Nozzles2 x 3/4in Flex-Series Random Flow...

UNUSED - TESTED - WORKS DesignInnovative heat dissipation allows for fanless, low maintenance, shell-shaped design. Advanced optics create smooth color mixing and a beautiful shimmer.Dense Matrix LED ArrayOur unique, efficient Dense Matrix LED array is...

USED - TESTED - WORKSMULTI pumps have been designed for both submerged and in-line operation. They guarantee low working temperature, excellent performance and low consumption. They find a wide field of use in the hydroponics sector, ornamental...

USED - TESTED - WORKSReefDose is designed and built specifically for the daily supplementing of reef aquariums.  ReefDose uses bespoke (patent-pending) single-drop-accuracy dosing heads together with an advanced controller that provides a full...

UNUSED CUSTOMER RETURN *** BULK 6 PK *** The benefits of using Chemipure Blue: Keeps pH stable and constant Reduces fish loss due to pH changes or polluted water Keeps aquariums crystal clear Provides positive neurological reactions in fish,...

UNUSED CUSTOMER RETURN A stream pump with sleek, compact design to ensure minimum size in a pump that simulates wave motion with ultra low energy consumption and exceptional performance. VOYAGER NANO can also be used in freshwater aquariums, increasing...

UNUSED CUSTOMER RETURN The Syncra Silent is new range of energy efficient pumps that is absolutely silent. Don't be fooled - these pumps are powerful and versatile. Ideal for fresh and salt water aquariums, protein skimmers, indoor fountains,...

USED - TESTED - WORKS DesignInnovative heat dissipation allows for fanless, low maintenance, shell-shaped design. Advanced optics create smooth color mixing and a beautiful shimmer.Dense Matrix LED ArrayOur unique, efficient Dense Matrix LED array is...

UNUSED CUSTOMER RETURN Movement SynchronizedSimulating natural water currents found on coral reefs, eFlux™ controllable wave pumps provide tank wide circulation, improving water quality and promoting strong coral growth and fish health...

UNUSED CUSTOMER RETURN The Syncra Silent is new range of energy efficient pumps that is absolutely silent. Don't be fooled - these pumps are powerful and versatile. Ideal for fresh and salt water aquariums, protein skimmers, indoor fountains,...

UNUSED CUSTOMER RETURN The Syncra Silent is new range of energy efficient pumps that is absolutely silent. Don't be fooled - these pumps are powerful and versatile. Ideal for fresh and salt water aquariums, protein skimmers, indoor fountains,...

UNUSED CUSTOMER RETURN SCUBA PRESET is a submersible electronic heater pre-set to 77°F / 25°C to ensure a perfect, consistent temperature for your aquarium with a 5 year warranty. They can be installed in all types of aquariums to...

UNUSED CUSTOMER RETURN Jolly Preset Heaters have an Auto Shut Off feature that automatically turns the heater off when temperature is reached. JOLLY plastic heaters are designed for small freshwater, marine and turtles tanks. Their plastic casing...

UNUSED CUSTOMER RETURN Innovative heater range equipped with PATENTED "contactless" temperature electronic control.  The easiest and most immediate way to set the temperature of the heater, just hold the...

UNUSED CUSTOMER RETURN Innovative heater range equipped with PATENTED "contactless" temperature electronic control.  The easiest and most immediate way to set the temperature of the heater, just hold the...

UNUSED RETURN Efficient, high-flow, skimmer friendly non-woven polyester fleece-mat rolls. Installation Instructions for EVERY Red Sea Model - https://www.redseafish.com/hardware/reefmat/installation-options/ ReefMat 500 Length:...

UNUSED CUSTOMER RETURN Calcium+ Supplement Calcium and Strontium complex for balanced formation of the coral skeleton It’s all in the balance Calcium, Magnesium, Strontium and Carbonate are the basic foundation elements of coral skeletons...

EXPIRED 8/25 The Crossover Diet from Neptune Systems is a new type of food that was designed specifically for coral reef tanks and specifically for automatic feeding systems. Working closely with Reed Mariculture (the manufacturer of Reef Nutrition...

Introducing the revolutionary aF4:  Redefining Aquarium Feeding with Unprecedented Innovation. Wireless Control with inD connect This bundle includes the inD connect WiFi dongle. Plug it in and connect the aF4 to your home 2.4 GHz WiFi network for...

The inD connect is a plug-and-play WiFi relay module that unlocks the full potential of your aF4 feeder. By connecting to your home network, it replaces basic timers with a sophisticated digital interface, allowing for unlimited scheduling and real-time...

UNUSED CUSTOMER RETURN The TUNZE® Osmolator® 3 nano is a simple and safe device with just one sensor for maintaining a constant water level in aquarium systems up to approx. 250 liters (66 US gal.), can be placed in cabinet filter...

Take your aquarium heating organization to the next level with the AvidAqua NeaterHeater Pro. While the standard NeaterHeater sets the bar for suction-cup-free mounting, the Pro version is engineered for larger systems, thicker glass, and extra-long...

Tired of failing suction cups and heaters drifting around your sump? The AvidAqua NeaterHeateris the ultimate professional-grade mounting solution designed to keep your aquarium heating system organized, secure, and reliable. This magnetic system...

The Mur-lok® 3/8" x 1/4" Tube Bulkhead Union is a high-performance, professional-grade fitting designed for secure through-panel connections in fluid applications. Engineered by G.A. Murdock, this fitting is ideal for water filtration systems,...

EXPIRED 3/26 Our Marine Flakes deliver a palatable and highly digestible balanced feed. Our public aquarium diets are a complete feed for fish. Marine Flakes incorporate a unique formulation of marine proteins, including whole fish meal and a...

EXPIRED 3/26 Our Tropical Flakes deliver a palatable and highly digestible balanced feed. Our public aquarium diets are a complete feed for fish. Formulated with our key nutritional ingredients, a blend of algae and a tailored balance of vitamins...

EXPIRED 3/26 Vitalis tropical pellets are a palatable and highly digestible balanced feed. They are a complete pet food for tropical freshwater fish. Unique soft pellet formulation Each of  Vitalis’ pellet diets are soft for ease of...

Lime Green Goniopora WYSIWYG (Egg crate squares are 3/4") If you are looking to buy vibrant color coral online to add to your reef tank, this is the best choice. Lime Green Goniopora WYSIWYG is a fast growing coral that will reproduce and...