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On Sale 10%
On Sale 10%(OPEN BOX) 200 Watt Titanium Heater Element - Bulk Reef Supply
Bulk Reef Supply$69.99$62.99UNUSED CUSTOMER RETURN We have been on the hunt for a reliable heating element that solves a lot of the issues we currently have with other heaters in the hobby. We have always had issues with heaters that have built-in controllers and segregating the... -
On Sale 11%
On Sale 11%(OPEN BOX) SHARK PRO 500 Internal Filter (132 gph) - Sicce
Sicce$69.99$61.99UNUSED CUSTOMER RETURNThe new Shark PRO is a completely redesigned internal filter. The new models come with upgraded materials and Innovative design. The new Shark PRO stands alone with unique magnetic system and larger filtration capacity... -
On Sale 9%
On Sale 9%(OPEN BOX) AuqaShield 9 Watt UV Sterilizer/Clarifier (Desktop) - Innovative Marine
Innovative Marine$66.00$59.99BOX DAMAGE _ INSPECTED _ UNIT UNTOUCHED Your First Line of Defense Cloudy water, Algae and parasites lead to the frustration of many hobbyists. The main reason why these problems occur is that each multiplies quickly; free floating in the tank, unseen... -
On Sale 43%
On Sale 43%(USED) 30" Planted+ 24/7 Version 2 CC (KL-C30A) Freshwater LED - Finnex
Finnex$104.95$59.99USED - TESTED - WORKS The Finnex Planted+ 24/7 LED fixture allows a hands free simulated sunrise & sunset to take effect atop user's aquariums. The 24/7 feature starts with a cool lit dawn, transitions in to a warm sunrise morning, followed by an... -
On Sale 9%
On Sale 9%(OPEN BOX) SICCE Scuba 200 Watt Contactless App Adjustable Aquarium Fish Tank Heater Smartphone Controlled via NFC
Sicce$64.99$58.99UNUSED 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... -
On Sale 9%
On Sale 9%(OPEN BOX) 20 Hole Premium Medium Frag Rack (3/4" Glass) Green w/Frag Lock & Reinforced Magnets - PNW Customs
PNW Custom$64.99$58.99UNUSED CUSTOMER RETURN This UPGRADED Rack has 3x Magnets that are DESIGNED to hold on 3/4" Glass! PREMIUM FRAG RACK - MEDIUM Holds up to 20 Frag Plugs Dimensions: 10" x 4" NEW FEATURES: Slip and Scratch Resistant Magnet Bar Removable Magnet... -
(DISCONTINUED) HC-820M Digital Heater Controller +Sensor - Finnex
Finnex$54.99The HC-820M Finnex heater controller uses an advanced digital processor that monitors and controls the water temperature in your aquarium. The heating controller receives temperature data from the remote sensor in the aquarium. The remote... -
On Sale 11%
On Sale 11%(OPEN BOX) E300 Watt Digital Aquarium Heater (up to 100 Gallons) - Fluval
Fluval$56.28$49.99TOGGLE CLIP SNAPPPED _ STILL WORKS - UNUSED E-Series is the only digital heater range on the market to offer dual-sensor VueTech® microprocessor technology, which continuously displays accurate water temperature and visually alerts the user of any... -
On Sale 57%
On Sale 57%(OPEN BOX) Aquasky (24"-36") Bluetooth Aquarium LED - Fluval
Fluval$115.99$49.99Operated exclusively via the FluvalSmart App on your mobile device, Aquasky allows you to control the light output of red, green blue and super bright 6500K white LEDs for infinite color blends. Programmable, gradual 24-hour light cycle settings... -
On Sale 10%
On Sale 10%(OPEN BOX) Hydra Edge 44 HD HMS Adapter Kit - AquaIllumination
AquaIllumination$49.99$44.99UNUSED CUSTOMER RETURN Use with the: Single Tank Mount, Multi Tank Mount, Multi Hanging Rail, Hybrid Kit Includes top and back adapter mounting hardware for Hydra Edge 44HD. Q: How do I mount the Hydra Edge lights?At launch a variety of... -
On Sale 10%
On Sale 10%(OPEN BOX) VCA Flex Series - Ultimate Return Line Upgrade Kit - Dual 1/2 Flex-Series RFG - Vivid Creative
VCA Vivid Creative$49.99$44.99UNUSED 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 1/2in Flex-Series Random Flow... -
On Sale 10%
On Sale 10%(OPEN BOX) Voyager Nano 2000 (530 gph) - Sicce
Sicce$49.99$44.99UNUSED 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... -
On Sale 10%
On Sale 10%(OPEN BOX) Shark ADV 600 Internal Aquarium Filter (158 gph) - Sicce
Sicce$49.99$44.99UNUSED CUSTOMER RETURN The SHARK ADV is an exclusively designed internal filter with a patented magnetic quick uncoupling system (MCS System). The modular design allows the possibility of adding one or more filtering compartments to increase the... -
On Sale 10%
On Sale 10%(OPEN BOX) 48" - 75/90 Gallon Versa-Top Hinged Glass LID (48" x 18") - Aqueon
Aqueon$49.99$44.99UNUSED CUSTOMER RETURN CONTAINS TWO 24" Lids These high-quality glass tops provide an secure aquarium cover designed to support light fixtures, strip lights, and full hoods. The durable glass is crucial for keeping fish safely contained, reducing water... -
On Sale 10%
On Sale 10%(OPEN BOX) SafeScreen Preassembled Aquarium Mesh Screen Lid - Fits Nuvo Fusion 25 Lagoon - Innovative Marine
Innovative Marine$49.99$44.99DAMAGED BOX - LID UNTOUCHED Preassembled SafeScreen™ Aquarium Mesh Screen Lid - For Nuvo Fusion 25 Lagoon We’ve Got You Covered - Made to fit the Nuvo Fusion 25 Lagoon AIO Aquarium (Model: 0517-P) Provide protection for your livestock and... -
On Sale 11%
On Sale 11%(OPEN BOX) AQUA FILTRA 10 Hang on Back Aquarium Filter - Sicce
Sicce$44.99$39.99UNUSED CUSTOMER RETURN Sicce AQUA FILTRA 10 Hang-On-Back Filter Professional Grade Filtration for Your Nano Aquarium Discover the perfect fusion of compact design and powerful performance with the Sicce AQUA FILTRA 10. This premium hang-on-back filter... -
On Sale 27%
On Sale 27%(EXPIRED) Coral Sprint (175 g - 6.17 oz) SPS/LPS/NPS Coral Food - Fauna Marin
Fauna Marin$54.99$39.99EXPIRED 2/2025 Fauna Marin Coral Sprint is a premium grade marine Bacterioplankton substitute for feeding corals in ULNS systems. Premium grade marine Bacterioplankton substitute for feeding corals in ULNS systems. Dosing... -
On Sale 11%
On Sale 11%(OPEN BOX) SICCE Scuba 150 Watt Contactless App Adjustable Aquarium Fish Tank Heater Smartphone Controlled via NFC
Sicce$44.99$39.99UNUSED CUSTOMER RETURNInnovative 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 Sicce... -
On Sale 29%
On Sale 29%(EXPIRED) 11/25- Phosphate Pro Test Kit (PO4) - 100 Tests - Red Sea
Red Sea$54.99$38.99EXPIRED 11/25 Red Sea’s Phosphate Pro Test Kit is an advanced colorimetric test with comparator, measuring the level of phosphate in your reef aquarium to an exceptionally high accuracy of 0.02ppm PO4. Phosphate Pro Test Kit, when used in... -
On Sale 10%
On Sale 10%(OPEN BOX) SICCE Scuba 50 Watt Contactless App Adjustable Aquarium Fish Tank Heater Smartphone Controlled via NFC
Sicce$39.99$35.99UNUSED CUSTOMER RETURNInnovative 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 Sicce... -
On Sale 51%
On Sale 51%(EXP 11/25) Amin Liquid Coral Food (500 mL) - Fauna Marin
Fauna Marin$69.29$33.99EXPIRED 11/25 Accelerate Coral Growth and Improve Color Pigmentation Fauna Marin Amin is an amino acid product that accelerates coral growth and improves color pigmentation in all aquarium types. This liquid food... -
On Sale 12%
On Sale 12%(OPEN BOX) Reef Foundation A Dry - Calcium (CA) (1 KG) Powder - Red Sea
Red Sea$33.99$29.99UNUSED 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... -
On Sale 14%
On Sale 14%(OPEN BOX) VCA FLEX Series - Ultimate Nano Tank Return Line Upgrade Kit - VCA
VCA Vivid Creative$34.99$29.99UNUSED CUSTOMER RETURN Works with Lots of Nano Tanks! Plus, many other aquariums using the included adapters Kit Includes: The Patented Random Flow Generator® Nozzles2 x 1/4in Flex-Series Random Flow Generator® Nozzles New Flex-Series... -
On Sale 25%
On Sale 25%(OPEN BOX) SHARK PRO NANO 320 Internal Aquarium Filter (85 gph) - Sicce
Sicce$39.99$29.99UNUSED CUSTOMER RETURN Having adequate filters for a small size aquarium is crucial to keep the livestock healthy. With the new SHARK PRO NANO we are offering the best compact option with EXTRA flow and MAX filtration capacity for small aquariums. Two... -
On Sale 15%
On Sale 15%Black Slotted Frag Plugs (50 pcs) - Ecotech Marine
Ecotech Marine$35.17$29.99Unique Slotted Design High Quality PH Neutral Ceramic Optimized for Egg Crate racks and rock structures Porous composition promotes strong adhesion using coral glue Legs provide space to easily secure rubber bands for soft coral... -
(DISCONTINUED) Jolly 20 Watt Aquarium Heater - Sicce
Sicce$29.99JOLLY plastic heaters are designed for small freshwater, marine and turtles tanks. Their plastic casing makes them very durable and safe. These heaters can be placed beneath the gravel, making them a good choice for turtle or reptile tanks. JOLLY is... -
On Sale 39%
On Sale 39%(USED) Jolly Preset 12 Watt (up to 3.2 gal) - Sicce
Sicce$32.99$19.99USED - TESTED - WORKS 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... -
On Sale 33%
On Sale 33%(DAMAGED) (SMALL) Mini Real Reef Turbinaria Cup Plate Coral Rock (1 piece) - Real Reef
Real Reef$29.99$19.99DAMAGED ** Each Cup is PHOTO Similar, but Different ** Weight: Approximately 1-2 lbsSize: Approximately 4 x 4 x 2.5 inchesEach rock is unique, weight and size may vary. Real Reef Branch Rock is our version of the Tonga Branch rock that use to be... -
On Sale 33%
On Sale 33%(OPEN BOX) SHARK PRO NANO 250 Internal Aquarium Filter (65 gph) - Sicce
Sicce$29.99$19.99OPEN BOX RETURN Having adequate filters for a small size aquarium is crucial to keep the livestock healthy. With the new SHARK PRO NANO we are offering the best compact option with EXTRA flow and MAX filtration capacity for small aquariums. Two models... -
On Sale 20%
On Sale 20%(OPEN BOX) Nano Micron Internal Aquarium Filter - Sicce
Sicce$24.99$19.99OPEN BOX - TESTED - WORKS - LIKE NEW MICRON is an internal filters for starter kits, turtle kits and small aquariums. They are integrated with an antiwear device and an exclusive water flow control system which allows filtering to be adjusted on the... -
On Sale 39%
On Sale 39%(DISCONTINUED) HPC 100 Watt Digital Quartz Glass Heater w/Guard - Finnex
Finnex$32.99$19.99The HPC heater series is a glass heater that uses an advanced digital processor that monitors and controls the water temperature in your aquarium. The heating controller receives temperature data from the remote sensor in the aquarium. The remote... -
On Sale 50%
On Sale 50%(DAMAGED) Real Reef Turbinaria Cup Plate Coral Rock (1 pc) - Real Reef
Real Reef$39.99$19.99DAMAGED ** Each Cup is PHOTO Similar, but Different ** Real Reef Branch Rock is our version of the Tonga Branch rock that use to be imported from the Kingdom of Tonga for many years, before getting banned for destructive collection practices... -
On Sale 14%
On Sale 14%(OPEN BOX) AQUA FILTRA 40 Replacement Complete Cartridge (2 Pack) - Sicce
Sicce$20.99$17.99UNUSED CUSTOMER RETURN Genuine Sicce AQUA FILTRA 40 Replacement Complete Cartridge (2-Pack) The All-in-One Solution for Pristine Aquarium Water Keep your aquarium filtration system operating at peak efficiency with the Genuine Sicce AQUA FILTRA 40... -
On Sale 23%
On Sale 23%(EXPIRED) Reef Energy AB+ Plus Coral Food (250 ml) - Red Sea
Red Sea$21.99$16.99EXPIRED 10 2025 An all-in-one superfood that will have your corals thanking you, delivering better growth, higher resilience, brighter colors, greater ease of use with automatic dosers, and minimal over skimming. Based on our... -
On Sale 13%
On Sale 13%(OPEN BOX) ReefDose Red/Yellow Tubes - Red Sea
Red Sea$17.25$14.99UNUSED CUSTOMER RETURN Red/Yellow Tubes - 4 x 3m (10') -
On Sale 25%
On Sale 25%(OPEN BOX) Control Unit Link Extension Cable (6') - Kessil
Kent Marine$19.99$14.99UNUSED CUSTOMER RETURN Extender cable for either between two lights or between a controller and a light. Part Number - KA360CE Length - 6' (1.8 m) without connectors Plug Types - 1/8" (3.5 mm) stereo male phono plug to 1/8" (3.5 mm) stereo female... -
10" TrueLumen Aquatic LED Strip Light (2x 12,000K & 2x Rose) - Current USA
Current USA$14.99Replicating the dynamic natural qualities of sun and moon lighting, the TrueLumen LED Strips combine life-sustaining wavelengths of light with the efficiency of LED technology into a low profile, sleek lighting system. The powerful LED chips add the... -
10" TrueLumen Aquatic LED Strip Light (4x Pink) - Current USA
Current USA$14.99Replicating the dynamic natural qualities of sun and moon lighting, the TrueLumen LED Strips combine life-sustaining wavelengths of light with the efficiency of LED technology into a low profile, sleek lighting system. The powerful LED chips add the... -
(12 INCH CUT) Kamoer FX-STP Pharmed Replacement Dosing Tubing 3.2mm x 6.4mm (By the Foot)
Kamoer$14.4910in Cut Kamoer FXSTP Replacement Pharmed Tubing 3.2mm x 6.4mm. Tubing Only -
On Sale 48%
On Sale 48%(DISCONTINUED)Razor+ 2-in-1 Scraper Medium 3 Pack Replacement Blades - Fluval
Fluval$24.99$12.99Go from scraper to scrubber in one simple snap with the Razor+ 2-in-1 Algae Magnet. For up to 4106 mm glass thickness. (0.40 inches). 2-in-1 design allows user to change from scraping to scrubbing mode in one simple flip Non-abrasive scrubber is...