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On Sale 15%
On Sale 15%(USED) PINPOINT ORP Monitor - American Marine
American Marine$114.99$97.99USED - TESTED - WORKS PINPOINT® ORP Monitor will measure the ORP (oxidation-reduction potential, or REDOX) of your system. It is popular with those who use ozone gas or potassium permanganate as an artificial oxidation agent in fresh or saltwater... -
On Sale 10%
On Sale 10%(OPEN BOX) XStream 5000 Wave Pump (1320 GPH) - Sicce
Sicce$99.99$89.99UNUSED CUSTOMER RETURNThe SICCE XStream wave pumps represent a series of compact stream pumps delivering powerful flow rates with low running operating costs. This small, powerful and energy-efficient line is designed and Made in Italy to rigorous... -
On Sale 31%
On Sale 31%(OPEN BOX) Whale 120 Aquarium Canister Filter 10-30 Gal (140 gph) - Sicce
Sicce$129.99$89.99UNUSED CUSTOMER RETURN Whale External Aquarium FilterSicce has been manufacturing industry-leading pumps for years. Recently, we challenged our engineers to develop a canister filter that offers exceptional value to customers without sacrificing... -
On Sale 9%
On Sale 9%(OPEN BOX) BLUE 4-12 Media Chamber Reactor - Bashsea
Bashsea$99.00$89.99UNUSED CUSTOMER RETURN BLUE FITTINGS ON UNIT The perfect multi-media aquarium reactor. Extra large design allows for high media volumes, while producing even flow to maximize water-media contact time... -
On Sale 9%
On Sale 9%(OPEN BOX) RED 4-12 Media Chamber Reactor - Bashsea
Bashsea$99.00$89.99UNUSED CUSTOMER RETURN RED FITTINGS ON UNIT The perfect multi-media aquarium reactor. Extra large design allows for high media volumes, while producing even flow to maximize water-media contact time... -
On Sale 9%
On Sale 9%(OPEN BOX) WIFI Dongle for Kessil A360X - Kessil
Kessil$99.00$89.99UNUSED CUSTOMER RETURN The Kessil WiFi Dongle is the simplest, most reliable wireless lighting option in the market. Used together with the best-in-class A360X, the WiFi Dongle’s small frame plugs into the fixture’s K-Link port, and gives... -
On Sale 32%
On Sale 32%(OPEN BOX) Orbit Marine LED Fixture 18"- 24" (Gen 1) w/LOOP Control (4100) - Current USA
Current USA$129.95$87.99UNUSED CUSTOMER RETURN This is the Original Gen 1 Orbit Marine LED Now with LOOP Control. Perfect for Fish Only Aquariums and Soft Corals. Right from the start, there’s a lot to love about the Orbit Marine. It’s simple, yet... -
On Sale 39%
On Sale 39%(USED) Orbit Marine LED Fixture 24"- 36" (Gen 1) w/LOOP Control (4101) - Current USA
Current USA$139.95$84.99USED CUSTOMER RETURN This is the Original Gen 1 Orbit Marine LED Now with LOOP Control. Perfect for Fish Only Aquariums and Soft Corals. Right from the start, there’s a lot to love about the Orbit Marine. It’s simple, yet fully... -
On Sale 9%
On Sale 9%(OPEN BOX) Turbelle High Jet Replacement Osmolator Pump (3155 & 3152) 5000.021 - Tunze
Tunze$84.99$76.99UNUSED CUSTOMER RETURNThe Turbelle® High Jet is a replacement dosing pump with safety extra low voltage 12 V DC for Osmolator® nano 3152 and Osmolator® 3155 and belongs to a new generation of centrifugal pumps with a high... -
On Sale 29%
On Sale 29%(USED) 30" Planted+ 24/7 Version 2 CC (KL-C30A) Freshwater LED - Finnex
Finnex$104.95$73.99USED - 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) ULTRA Thin Aquarium Heater 200 Watt - AquaEl
AquaEl$81.72$73.99UNUSED CUSTUMER RETURNED The heater is easy to control using the ONE-TOUCH system that employs a single button surrounded by a ring of LEDs indicating the current and set temperatures. The electronic thermostat operates with an exceptional precision... -
On Sale 10%
On Sale 10%(OPEN BOX) Voyager 3 Flow Pump (1200 gph) - Sicce
Sicce$79.99$71.99UNUSED CUSTOMER RETURN The Voyager 2, 3, and 4 Stream Pump Voyager . . . motion of energy! The Voyager 2 is the NEW stream pump for marine aquariums, reef aquariums, and fresh water aquariums, with flow rates up to 800 gallons per hour. Thanks to the... -
On Sale 10%
On Sale 10%(OPEN BOX) Tank Mounting Arm AP700, A360, A160 - Kessil
Kessil$79.00$70.99UNUSED CUSTOMER RETURNCompatible with A160, A360 & AP700 (TWO Required for AP700) For rimmed and rimless tanks, the new Mounting Arms are fully adjustable, compatible with A160 and A360 series, and offer better cable management. (Part# KSAGN01... -
On Sale 65%
On Sale 65%(USED) Orbit Marine LED Fixture 48"- 60" (Gen 1) w/LOOP Control (4103) - Current USA
Current USA$199.99$69.99USED - TESTED - WORKSThis is the Original Gen 1 Orbit Marine LED Now with LOOP Control. Perfect for Fish Only Aquariums and Soft Corals. Right from the start, there’s a lot to love about the Orbit Marine. It’s simple, yet fully... -
On Sale 13%
On Sale 13%(OPEN BOX) eFlux LOOP Accessory Wave Pump 1050 GPH (Pump Only) - Current USA
Current USA$79.99$69.99UNUSED 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... -
(OPEN BOX) AI Hydra 32/64 Flex Arm 18" - Aqua Illumination
AquaIllumination$69.99OPEN BOX New Mounting Design Now available for the Hydra 32HD and Hydra 64HD, flex arm mounting is no longer reserved for the AI Prime alone. The Hydra Flex Arm is the simplest and cleanest full size fixture mount to date. -
On Sale 8%
On Sale 8%(OPEN BOX) White Aquarium Controller Accessory Shelf - Adaptive Reef
Adaptive Reef$74.99$68.99UNUSED CUSTOMER RETURN Expand your Adaptive Reef Mounting board with a matching shelf. Perfect for mounting equipment like dosing pumps, dosing liquids, etc. Shelf Dimensions: 13"L x 8"W -
On Sale 12%
On Sale 12%(OPEN BOX) SHARK PRO 900 Internal Filter (238 gph) - Sicce
Sicce$74.99$65.99UNUSED - TESTED - WORKSThe 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 8%
On Sale 8%(DAMAGED BOX) Floating Fish Trap - NYOS
NYOS$69.90$63.99BOX DAMAGED, UNIT UNTOUCHED With conventional traps, catching fish is complicated because a mechanism for catching the fish usually has to be activated via a line. With the Nyos® FLOATING FISH TRAP®, on the other hand, only the magnetic... -
On Sale 9%
On Sale 9%(OPEN BOX) eFlux LOOP Accessory Wave Pump 660 GPH (Pump Only) - Current USA
Current USA$67.96$61.99UNUSED - TESTED - WORKS 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... -
On Sale 14%
On Sale 14%(OPEN BOX) Sicce SK 200 Replacement Skimmer Pump - Sicce
Sicce$69.99$59.99UNUSED CUSTOMER RETURN SICCE PSK Protein Skimmer Pumps Engineered from the ground up for superior performance, cooler operation, and low noise. A skimmer is only as good as the pump. PSK200 - 200 gph -
On Sale 10%
On Sale 10%(OPEN BOX) SICCE Scuba 250 Watt Contactless App Adjustable Aquarium Fish Tank Heater Smartphone Controlled via NFC
Sicce$66.99$59.99UNUSED - TESTED - WORKSInnovative 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 40%
On Sale 40%(USED) Orbit Marine 18"- 24" IC LOOP LED (4104) - Current USA
Current USA$99.99$59.99USED - TESTED - WORKSHigh output saltwater reef lighting systems include wireless remote control, IR light & pump controller, IC light manifold HUB 12VDC power supply and adjustable docking mounts. Fully upgradeable to Bluetooth for mobile device... -
(OPEN BOX) Voyager 2 Flow Pump (800 gph) - Sicce
Sicce$59.99DAMAGED BOX - TESTED - WORKSThe Voyager 2, 3, and 4 Stream Pump Voyager . . . motion of energy! The Voyager 2 is the NEW stream pump for marine aquariums, reef aquariums, and fresh water aquariums, with flow rates up to 800 gallons per hour. Thanks to... -
On Sale 8%
On Sale 8%(OPEN BOX) SHARK PRO 700 Internal Filter (185 gph) - Sicce
Sicce$64.99$59.99UNUSED CUSTOMER RETURN The 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 33%
On Sale 33%(OPEN BOX) Orbit Marine IC LOOP (18"- 24") Accessory LED Light Fixture ONLY (4124)- Current USA
Current USA$89.96$59.99UNUSED CUSTOMER RETURN This light fixture is an accessory LED light for existing Orbit IC LED systems with a LOOP® controller. It cannot be used as a stand-alone light fixture and must be connected to an Orbit IC light manifold HUB with a... -
On Sale 50%
On Sale 50%(USED) Syncra "Silent" Pump Model 3.0 (714 gph) 9.9 ft. Head - Sicce
Sicce$119.99$59.99USED - TESTED - WORKS 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,... -
On Sale 40%
On Sale 40%(USED) 400 Large Glass Cleaning Magnet w/Scraper (up to 3/4" Glass) - Mag Float
MagFloat$99.99$59.99USED CUSTOMER RETURN - CLEANED MagFloat 400 Large Glass Cleaning Magnet W/Scraper Up to 3/4" Glass -
On Sale 9%
On Sale 9%(OPEN BOX) 24" x 24" Customizable DIY Aquarium Screen Net Cover Kit (R42080) - Red Sea
Red Sea$64.95$58.99UNUSED CUSTOMER RETURN Customizable DIY Aquarium Net Cover COMES UNASSEMBLED IN A TUBE - YOU MUST CUT AND BUILD THIS YOURSELF STOCK PHOTO SHOWS WHAT CAN BE DONE WITH EXTRA PARTS SOLD SEPARATELY - THIS KIT ONLY MAKES A MAX SIZE RECTANGLE... -
On Sale 9%
On Sale 9%(OPEN BOX) Universal Pump (1046 / 300) - Eheim
EHEIM$63.95$57.99UNUSED CUSTOMER RETURN EHEIM universal pumps offer a large performance spectrum and a wide variety of uses. They are very reliable equipment offering exceptionally long service life. They can be used inside or out of water. The integrated... -
On Sale 40%On Sale 40%
(USED) Quiet One PRO 3000 Pump (758 GPH) - LifeGard
Lifegard$89.68$53.99USED - TESTED - WORKSFor Submersible or Dry Applications in Salt or Freshwater Aquariums. Extremely quiet operation…so quiet you’ll swear it’s not running. Safe for Salt or Freshwater applications. Use with all types of filters... -
On Sale 14%
On Sale 14%(OPEN BOX) 36"-48" Serene Background LED Light Kit (3152) - Current USA
Current USA$62.95$53.99UNUSED CUSTOMER RETURN See beyond a static color background and add dramatic depth where additional fades and shades make all the difference. Not only will it change the way you view your aquarium, it enhances the ambiance of any room. Fits aquariums... -
On Sale 38%
On Sale 38%(USED) AquaSun Dual T-5 HO Hood 36" - ZooMed
ZooMed$85.99$52.99USED - TESTED - WORKS Double lamp fluorescent hoods made specifically for High Output (HO) T-5 Lamps. Includes two built-in on/off switches for independent lamp control. Sleek Low Profile Design. Dual lamp capacity for custom lighting blends... -
On Sale 39%
On Sale 39%(USED) ReefLED RL90 Reefer Universal Mounting Arm - Red Sea
Red Sea$85.00$51.99USED _ TESTED _ WORKS ReefLED individual mounting arms attach firmly onto the reads wall of the tank and can be rotated to the upright position during reefscaping or other tank maintenance. Available in 3 models to suit your needs... -
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... -
MarcoRocks Shelf Rock RUBBLE (10 lb) Box - Marco Rock
MarcoRocks$48.9910lb Box of RUBBLE. Sizes range from 1/2" to 6" in length. 8x8x8 Box of SHELF ROCK RUBBLE This is Marco Rocks newest rock offering. It lends itself to that perfect shelf scape that is reminiscent of a multi-tiered reef scene. We recommend... -
On Sale 18%
On Sale 18%(OPEN BOX) Syncra Silent Water Pump 1.0 (251 gph) 5 ft. Head - Sicce
Sicce$55.99$45.99DAMAGED BOX - UNIT UNTOUCHED 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,... -
On Sale 10%
On Sale 10%(OPEN BOX) ReefLED 50 / G2 60 Universal Mounting Arm - Red Sea
Red Sea$50.00$44.99UNUSED CUSTOMER RERTURNReefLED 50/60 Arms The universal mounting arm attaches firmly onto the rear wall of the tank and can be rotated from side to side during reefscaping or other tank maintenance. Suitable for tank widths from 36-51cm /... -
On Sale 10%
On Sale 10%(OPEN BOX) GHL Doser & KH Director Faceplate Double Slat - Black - Adaptive Reef
Adaptive Reef$49.99$44.99UNUSED CUSTOMER RETURN Faceplates provide for a cleaner more flush installation to give your cabinet a higher-end, more custom look. They fit a wide variety of aquarium controllers, pump controllers, and auto top-off (ATO) controllers. Some popular... -
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...