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On Sale
15%
On Sale
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(OPEN BOX) ReefRun Dual Red Sea Pump Controller - Red Sea
Red Sea
$189.00
$159.99
UNUSED CUSTOMER RETURN
The ReefRun Dual Controller offers great value as it can run both the REEFER DC Skimmer & ReefRun DC Pump (or two ReefRun DC Pumps) at the same time! The...
On Sale
11%
On Sale
11%
(OPEN BOX) ORCA MK2 BLACK "Saltwater Exclusive" Oscillating Aquarium Wave Pump Controller 0502.000 (Orca Only) - Tunze
Tunze
$449.99
$399.99
UNUSED CUSTOMER RETURN
BLACKOUT Special Edition SaltwaterAquarium.com Exclusive! - Only Sold by SaltwaterAquarium - Orca MK2 without the pump. Will work with your 6055, 6075, 6095, 6105...
On Sale
40%
On Sale
40%
(USED) Hydra Edge 44 HD Saltwater Aquarium Light - AquaIllumination
AquaIllumination
$399.99
$239.99
USED - TESTED - WORKSThe AI Hydra Edge represents significant improvements to the Hydra lighting platform now with 95 Watts, Controllable Shimmer, 100 Degree lens, articulating mounting options...
On Sale
10%
On Sale
10%
(OPEN BOX) Hydra Edge 44 HD HMS Adapter Kit - AquaIllumination
AquaIllumination
$49.99
$44.99
UNUSED 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...
On Sale
13%
On Sale
13%
(OPEN BOX) 30" Blade Freshwater Smart Strip LED Light - AquaIllumination
AquaIllumination
$264.99
$229.99
UNUSED CUSTOMER RETURN
The Blade Freshwater brings the elegance of AI lighting to tropical fish and plants. High output in a sleek form factor combines with easy-to-use control and programming. The...
On Sale
12%
On Sale
12%
(OPEN BOX) Black Standard Aquarium Controller Mounting Board - Adaptive Reef
Adaptive Reef
$153.99
$134.99
UNUSED CUSTOMER RETURN
The perfect solution to help organize and control the rat's nest of wires that most aquariums suffer from. This board was created to easily allow you to mount an apex,...
On Sale
40%
On Sale
40%
(USED) Gyre XF350 Cloud Edition w/Controller (5280 GPH) - Maxspect
Maxspect
$399.99
$239.99
USED _ TESTED - WORKS
Maxspect has once again knocked it out of the park with news of their latest generation flagship wavemaker, the Gyre 300 Cloud Edition. As the name suggests, Cloud Edition will...
On Sale
8%
On Sale
8%
(OPEN BOX) Large Bucket Coral Pro Sea Salt Mix (Makes 175 Gallons) - Red Sea
Red Sea
$97.99
$89.99
BUCKETDAMAGED - BUT SALT UNDAMAGED
Red Sea’s Coral Pro Salt contains biologically balanced, elevated levels of the foundation elements (Calcium, Magnesium, Carbonates) necessary for sustainable,...
On Sale
12%
On Sale
12%
(OPEN BOX) Reef Foundation A Dry - Calcium (CA) (1 KG) Powder - Red Sea
Red Sea
$33.99
$29.99
UNUSED CUSTOMER RETURN
Calcium+ Supplement
Great White WIFI Wave Maker 25,000 lph (6,600 gph) - Dalua
Dalua
$399.00
The Dalua Great White WiFi Wavemaker is a high-performance circulation pump designed to recreate the complex, turbulent water movement found on natural coral reefs. Engineered for both power and...
Great White WIFI Wave Maker 15,000 lph (3,900 gph) - Dalua
Dalua
$299.00
The Dalua Great White WiFi Wavemaker is a high-performance circulation pump designed to recreate the complex, turbulent water movement found on natural coral reefs. Engineered for both power and...
Great White WIFI Wave Maker 10,000 lph (2,500 gph) - Dalua
Dalua
$239.00
The Dalua Great White WiFi Wavemaker is a high-performance circulation pump designed to recreate the complex, turbulent water movement found on natural coral reefs. Engineered for both power and...
Great White WIFI Wave Maker 6,000 lph (1,500 gph) - Dalua
Dalua
$169.00
The Dalua Great White WiFi Wavemaker is a high-performance circulation pump designed to recreate the complex, turbulent water movement found on natural coral reefs. Engineered for both power and...
Great White WIFI Return Pump 12,500 lph (4200 gph) - Dalua
Dalua
$529.00
The Dalua Great White DC Return Pump is an ultra-quiet, high-performance heart for your aquarium’s filtration system. Designed for maximum reliability and ease of use, this pump combines powerful...
Great White WIFI Return Pump 8,500 lph (2250 gph) - Dalua
Dalua
$459.00
The Dalua Great White DC Return Pump is an ultra-quiet, high-performance heart for your aquarium’s filtration system. Designed for maximum reliability and ease of use, this pump combines powerful...
Great White WIFI Return Pump 5,500 lph (1450 gph) - Dalua
Dalua
$359.00
The Dalua Great White DC Return Pump is an ultra-quiet, high-performance heart for your aquarium’s filtration system. Designed for maximum reliability and ease of use, this pump combines powerful...
Great White WIFI Return Pump 3,500 lph (950 gph) - Dalua
Dalua
$279.00
The Dalua Great White DC Return Pump is an ultra-quiet, high-performance heart for your aquarium’s filtration system. Designed for maximum reliability and ease of use, this pump combines powerful...
Absolute Ocean 2 x 10 Liter Set (45 Gallons) Perfect Seawater Concentrate - ATI
ATI
$69.95
ATI Absolute Ocean in the 20.4-liter set is the ultimate high-volume seawater concentrate for serious reefers and large-scale systems. This 20x liquid concentrate provides a faster, cleaner, and more...
Absolute Ocean 2 x 2.700ml Set - Perfect Seawater Concentrate - ATI
ATI
$29.95
ATI Absolute Ocean is a revolutionary 20x seawater concentrate that completely redefines how reef keepers approach water changes and new tank setups. Unlike traditional synthetic salt mixes that...
Essentials SPS Reef 20 Liter Set (Part 1 & 2) - ATI
ATI
$149.95
The ATI Essentials 2 x 10-Liter Set is a professional-grade, two-part dosing system designed for the comprehensive care of modern reef aquariums. Engineered to provide all the essential elements...
Featured Products
RO/DI Flood Guardian - RODI Auto Shut Off Solinoid - AutoAqua
AutoAqua
$94.99
Stop the Floods. Start the Convenience.
Making RO or RO/DI water for your aquarium is a time-consuming necessity, but forgetting to turn it off shouldn't cost you a flooded floor. The AutoAqua Smart...
Pro Reef Salt 2 kg (16 Gallon) - Tropic Marin
Tropic Marin
$18.99
Tropic Marin Pro-Reef Sea Salt
At a Glance
The Gold Standard for Modern Reef Keeping.
Tropic Marin Pro-Reef is the premium, pharmaceutical-grade salt mix engineered specifically for reef aquariums...
VarioS 12 Commercial Pressure Rated Circulation Pump - Reef Octopus
Reef Octopus
$2,399.99
Detailed coming soon.
Replacement Down Pipe w/ReefGate for REEFER 170-200 - Red Sea
Red Sea
$75.00
Quiet. Smooth. Precise. Take full control of your aquarium’s downflow with the Red Sea ReefGate Valve Upgrade Kit. Designed specifically for reef hobbyists, this high-precision gate valve replaces...
ReefGate Valve Upgrade Kit for Reefers with 40mm / 1-25" Piping - Red Sea
Red Sea
$85.00
Quiet. Smooth. Precise. Take full control of your aquarium’s downflow with the Red Sea ReefGate Valve Upgrade Kit. Designed specifically for reef hobbyists, this high-precision gate valve replaces...
B-Ionic Nitrate (16 oz) - ESV
ESV
$19.99
Achieve vibrant coral coloration and robust health with ESV B-Ionic® Nitrate, a professional-grade, highly purified calcium nitrate solution. In the modern ultra-low nutrient system (ULNS), many reef...
Granular Activated Clean Carbon (3.5 lbs, 1600 grams) - ESV
ESV
$39.99
Achieve crystal-clear water and a healthier aquatic environment with ESV Granular Activated Carbon (GAC). Recognized by professional reef keepers as one of the highest-quality chemical filtration...
Kalkwasser Powder Calcium Hydroxide (14 oz, 400 grams) - ESV
ESV
$14.99
Maintain a thriving reef ecosystem with the purity of ESV Kalkwasser. A cornerstone of marine aquarium care for decades, Calcium Hydroxide is a proven, economical method for maintaining both calcium...
HYDROS Duet: The Ultimate Super-Duty Dosing, Water Change & Control Hybrid
Hydros
$799.99
HYDROS Duet: The Ultimate Super-Duty Dosing & Control Hybrid
Take total control of your aquarium’s most demanding liquid management tasks with the HYDROS Duet. Engineered for hobbyists who...
4-Head Dosing Pump - Simplicity
Simplicity
$149.95
The Simplicity Dosing Pump is an accurate, effective, and affordable liquid dosing solution. The four dosing heads offer high-precision liquid dosing combined with easy-to-use integrated controls...
Marine Grazing Pellets 8mm (2.82 oz) - Vialtis
Vitalis
$20.99
Vitalis Marine Grazing Pellets (8mm) – 80g
Fuel the natural foraging instincts of your saltwater fish with Vitalis Marine Grazing Pellets. These high-quality, 8mm pellets are specifically formulated...
Marine Grazing Pellet Station - Vitalis
Vitalis
$8.99
Vitalis Universal Grazing Station – Interactive Feeding System
Enhance your aquarium’s feeding experience with the Vitalis Universal Grazing Station. Designed by the experts at Vitalis, this...
BioSpace Reactor 8-2 (8" x 21") Up to 500 Gallons - Bashsea
Bashsea
$599.00
Elevate your aquarium’s ecosystem with the Bashsea BioSpace Reactor, the most effective biological filter currently available on the market. Engineered for the serious hobbyist, this reactor utilizes...
BioSpace Reactor 6-2 (6" x 21") Up to 225 Gallons - Bashsea
Bashsea
$399.00
Elevate your aquarium’s ecosystem with the Bashsea BioSpace Reactor, the most effective biological filter currently available on the market. Engineered for the serious hobbyist, this reactor utilizes...
BioSpace Reactor 4-2 (4" x 21") Up to 110 Gallons - Bashsea
Bashsea
$219.00
Elevate your aquarium’s ecosystem with the Bashsea BioSpace Reactor, the most effective biological filter currently available on the market. Engineered for the serious hobbyist, this reactor utilizes...
4" NOSOK Filter Sock No Sock Replacement Silencer Cup - VCA
VCA Vivid Creative
$44.95
Silence Your Sump and Simplify Your Maintenance Routine
Tired of the constant splashing and "gurgling" sounds coming from your filter socks? The VCA No-Sock 4-Inch Silencer is the ultimate solution...
On Sale
15%
On Sale
15%
84 Gallon Peninsula Drop Off Aquarium w/ Black Stand - Full Package - Fiji Cube
Fiji Cube
$4,499.99
$3,824.99
Dive into something different with the Fiji Cube 84 Gallon Peninsula Internal Overflow Drop Off Rimless Aquarium – where creativity meets the coast! Designed for reef lovers and aquascaping...
On Sale
15%
On Sale
15%
84 Gallon Peninsula Drop Off Aquarium w/ Black Stand - Fiji Cube
Fiji Cube
$3,999.99
$3,399.99
Dive into something different with the Fiji Cube 84 Gallon Peninsula Internal Overflow Drop Off Rimless Aquarium – where creativity meets the coast! Designed for reef lovers and aquascaping...
Small-In-One Nomad Portable Traveling Aquarium (0.5 Gallon) - PNW Custom
PNW Custom
$349.99
0.5 Gallon Fully Sealed Traveling Aquarium
The world’s first fully sealed traveling aquarium.
The Small-In-One Nomad is a compact 0.5-gallon aquarium designed for safely transporting and displaying...
ION-B ALK/pH+ Liquid (5000 mL) Base 2 Part - NYOS
NYOS
$59.99
Balanced Alkalinity Support for Modern Reef Tanks
Pre-Mixed, Ready-to-use Solution
Increases Alkalinity and Stabilizes pH
Also Contains Sulfate, Bromine and Fluorine for Ion...