-
On Sale 29%
On Sale 29%(DAMAGED) Red Sea Salt Blue Sack (55 lbs Makes 200 Gallons) - Red Sea
Red Sea$84.99$59.99BAG CUT AND SEALED This is NOT Coral Pro - This is the basic Red Sea Salt in a 200 Gallon Sack. Red Sea Salt contains moderately elevated and balanced levels of the foundation elements (Calcium, Magnesium, Bicarbonates) necessary for... -
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... -
On Sale 10%
On Sale 10%(SCRATCH & DENT) Controller Cabinet Neptune DOS Faceplate - Black Double Slat - Adaptive Reef
Adaptive Reef$49.99$44.99Scratch & Dent - Small visible blemish units. The Neptune Systems DŌS Dosing and Fluid Metering System is a popular automatic dosing system that is a perfect fit for the Controller Cabinet when combined with the DŌS faceplate. You’ll... -
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 9%
On Sale 9%(OPEN BOX) Voyager Nano 1000 (270 gph) - Sicce
Sicce$42.99$38.99UNUSED 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 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 16%
On Sale 16%(OPEN BOX) Voyager Nano 2000 (530 gph) - Sicce
Sicce$42.99$35.99UNUSED CUSTOMER RETURN Voyager Nano Circulation and Stream PumpAsked to push the envelope for a small and efficient pump with high flow rate, the Voyager Nano was born. This pump, with a flow rate of 530 gallons per hour, gives new meaning to a... -
On Sale 17%
On Sale 17%(OPEN BOX) KH/Alkalinity Pro-High Accuracy Titration Test kit (75 tests) - Red Sea
Red Sea$41.99$34.99UNUSED CUSTOMER RETURN Red Sea’s KH/Alkalinity Pro Test Kit is an advanced titration test, measuring the level of buffers in your reef aquarium to an exceptionally high accuracy of 0.05 meq/l (0.14 dKH).Red Sea’s Alkalinity Pro test kit... -
On Sale 22%
On Sale 22%(OPEN BOX) Shark MINI Surface Skimmer 350 PLUS (up to 80 gallons) - Sicce
Sicce$44.99$34.99UNUSED - TESTED - WORKS Shark MINI SKIM effectively filters surface water, quickly and accurately freeing it from floating objects such as plant debris, dust and those annoying molds that can cause a reduction in the necessary air exchange essential to... -
On Sale 45%
On Sale 45%(EXPIRING 02/25) Compact Lab - Essentials Test Kit (5 Parameters) - Tropic Marin
Tropic Marin$63.64$34.99EXPIRING 02/2025 The test set Tropic Marin® Compact Lab includes all the important tests for prompt and precise determination of water values. The pH value, alkalinity, phosphate level, nitrite and nitrate content as well as the ammonia... -
On Sale 10%
On Sale 10%(OPEN BOX) Reflector 35 - Narrow Reflector For A360X & A500X - Kessil
Kessil$39.00$34.99Crunched Corner of BOX The A360X Narrow Reflector strengthens the light beam of the best-in-class A360X & A500X for further penetration and contrast. With an easy to attach magnetic design, the reflector increases the center light intensity... -
On Sale 11%
On Sale 11%(OPEN BOX) Micra Plus Pump 158 gph 2.8 ft Head - Sicce
Sicce$36.99$32.99UNUSED CUSTOMER RETURN Micra Plus Pumps are completely submersible recirculation pumps driven by a permanent magnet type synchronous motor for every type of aquarium, terrarium, internal or external fountain, landscaping construction, and for any... -
On Sale 11%
On Sale 11%(OPEN BOX) SICCE Scuba 100 Watt Aquarium Fish Tank Heater Preset at 77℉ For Up to 35 Gallons
Sicce$36.99$32.99UNUSED- TESTED - WORKS 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... -
On Sale 11%
On Sale 11%(OPEN BOX) LED Gooseneck Clamp/Mount - Kessil
Kessil$35.00$30.99UNUSED _ ALL PIECES PRESENT The Kessil LED Light Pendant Gooseneck Clamp/Mount is a versatile mounting option that allows you to customize the positioning of your Kessil LED Fixtures. Will work with all Kessil lights we sell (A150W, A160W, A360W,... -
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... -
MarcoRocks Reef Saver Premium Rock RUBBLE (10 lb) Box - Marco Rock
MarcoRocks$28.9910lb Box of RUBBLE 8x8x8 Box of Marco/Stax Rubble (Mixed) Marco ReefSaver is a natural rock that is harvested on land from an ancient reef system buried when the Florida land mass was formed. Whether you are building a Saltwater fish only, a... -
On Sale 40%
On Sale 40%(USED) SICCE Scuba 200 Watt Aquarium Fish Tank Heater Preset at 77℉ For Up to 60 Gallons
Sicce$42.99$25.99USED - TESTED - WORKS 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... -
On Sale 14%
On Sale 14%(OPEN BOX) 24" - 20 Gallon High Versa-Top Glass LID (24" x 12") - Aqueon
Aqueon$28.99$24.99UNUSED CUSTOMER RETURN Versa-Top Hinged Glass Tops Keep fish and water in your aquarium where they belong.Our glass tops are perfect for reducing evaporation and keeping fish from jumping out of your aquarium. Each Versa-Top features a clear vinyl back... -
On Sale 14%
On Sale 14%(OPEN BOX) Phosphate Marine Test Kit - Red Sea
Red Sea$28.99$24.99BOX CRUNCHED - TEST FINE Phosphate Test Kit Accurate measurement of Phosphate in marine aquariums PO4 Red Sea’s colorimetric Phosphate test kit provides a quick and reliable measurement of Phosphate in your aquarium to an accuracy of 0... -
(DISCONTINUED) Jolly 10 Watt Aquarium Heater - Sicce
Sicce$24.99JOLLY 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 12%
On Sale 12%(OPEN BOX) River Brown Manzanita Multi Branch 22" with Weighted Base (7394) - Current USA
Current USA$24.95$21.99UNUSED CUSTOMER RETURN River Brown molded Manzanita driftwood branches add style, color, and depth to virtually any aquarium. Molded from actual curated pieces of Manzanita wood, its flexible, dense forking branches add a lifelike piece of nature to any... -
On Sale 49%
On Sale 49%(OPEN BOX) BioDome Premium Ceramic Filter Media (3L) - Fritz
Fritz Aquatics$39.19$19.99FritzZyme BioDome ceramic filter media is essential for increasing the surface area for nitrifying bacteria to colonize and reduce buildup of toxic ammonia and nitrite. Its compact size and shape allows for more surface area in less... -
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...