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75 GPD RODI Aquarium Water Filtration System - IceCap
Icecap$175.99The IceCap RO/DI water filtration system is a four-stage reverse osmosis de-ionization filter system that efficiently removes up to 99% of tap water impurities. IceCap RO/DI system does not require... -
27w High Output UV Sterilizer - Icecap
Icecap$288.74The IceCap UV sterilizer can be used on saltwater, freshwater, and ponds to help control and even eradicate parasites, algae, fungi, bacteria, and protozoa without any harmful chemicals or... -
Trace Base Sulphate (1000 g) - Triton
Triton$22.00Increase your reef tank's Sulphate without increasing other compounds or elements with ultra-pure Triton additives. The Triton System is based on accurate ICP-OES Testing that tells you exactly how... -
KR618 Kalkwasser Reactor GEN3 - "Saltwater Edition" - Geo's Reef
Geo's Reef$554.00*******THESE REACTORS ARE IN STOCK AND WILL SHIP SAME DAY NEXT DAY - NO NEED TO WAIT FOR THEM TO BE BUILT******* This is the latest model GEO Kalkwasser Reactor GEN3. We have made many changes over... -
KR618 Kalkwasser Reactor GEN3 - RED - Geo's Reef
Geo's Reef$554.00*******THESE REACTORS ARE IN STOCK AND WILL SHIP SAME DAY NEXT DAY - NO NEED TO WAIT FOR THEM TO BE BUILT******* This is the latest model GEO Kalkwasser Reactor GEN3. We have made many changes over... -
5" Space Saving Media Reactor - Adaptive Reef
Adaptive Reef$234.99Boost Filtration & Save Space with Adaptive Reef Perfect for Both Small and Large Aquarium Systems Holds Two Different Media Types Separately in a Single Reactor Choose Between 4" and 5"... -
200 GPD RODI Aquarium Water Filtration System - IceCap
Icecap$241.99The IceCap RO/DI water filtration system is a four-stage reverse osmosis de-ionization filter system that efficiently removes up to 99% of tap water impurities. IceCap RO/DI system does not require... -
Trace Base Calcium (1000 g) - Triton
Triton$32.00Increase your reef tanks Calcium without increasing other compounds or elements with ultra-pure Triton additives. The Triton System is based on accurate ICP-OES Testing that tells you exactly how... -
Micro Reef Ready Tank (0.3 Gallon) Standard (BLACK) - PNW Customs
PNW Custom$169.99Includes 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... -
4" Space Saving Media Reactor - Adaptive Reef
Adaptive Reef$179.99Boost Filtration & Save Space with Adaptive Reef Perfect for Both Small and Large Aquarium Systems Holds Two Different Media Types Separately in a Single Reactor Choose Between 4" and 5"... -
DD Jumpguard PRO DIY Net Screen Aquarium Cover (71" x 35.5") TC18090PRO - D-D Aquatics
D-D Aquatics$79.00COMES UNASSEMBLED IN A TUBE - YOU MUST CUT AND BUILD THIS YOURSELF There is nothing worse than checking your tank in the morning and finding your favorite fish lying dead and crispy on the carpet. ... -
DD Jumpguard PRO DIY Net Screen Aquarium Cover (29.5" x 29.5") TC7575PRO - D-D Aquatics
D-D Aquatics$47.00COMES UNASSEMBLED IN A TUBE - YOU MUST CUT AND BUILD THIS YOURSELF There is nothing worse than checking your tank in the morning and finding your favorite fish lying dead and crispy on the carpet. ... -
100 GPD RODI Aquarium Water Filtration System - IceCap
Icecap$186.99The IceCap RO/DI water filtration system is a four-stage reverse osmosis de-ionization filter system that efficiently removes up to 99% of tap water impurities. IceCap RO/DI system does not require... -
40w High Output UV Sterilizer - Icecap
Icecap$323.39The IceCap UV sterilizer can be used on saltwater, freshwater, and ponds to help control and even eradicate parasites, algae, fungi, bacteria, and protozoa without any harmful chemicals or... -
90w High Output UV Sterilizer - Icecap
Icecap$519.74The IceCap UV sterilizer can be used on saltwater, freshwater, and ponds to help control and even eradicate parasites, algae, fungi, bacteria, and protozoa without any harmful chemicals or... -
Chocolate Chip Starfish (Protoreaster nodosus) - Cleanup Crew
Clean Up Crews$17.99A Stunning Centerpiece for Fish-Only Tanks Instantly recognizable and undeniably beautiful, the Chocolate Chip Starfish is one of the most iconic stars in the marine world. Its plump, beige body is... -
Fiji-24 PRO Advanced Reef Sump - 2nd Gen - Fiji Cube
Fiji Cube$784.99The Fiji Cube Fiji-24 PRO Advanced Reef Sump (2nd Gen) is a premium, high-quality filtration solution designed for serious marine and reef aquarists. This model is part of Fiji Cube’s advanced sump... -
ORCA 6105.502 BLACK "Saltwater Exclusive" Oscillating Aquarium Wave Pump (Orca MK2 & 6105 Pump) - Tunze
Tunze$679.99The Turbelle stream 6105 ORCA is the ultimate flow solution for larger reef aquariums. This professional-grade bundle combines the raw power and extreme efficiency of the Tunze 6105 Stream Pump -
ORCA 6105.501 WHITE Oscillating Aquarium Wave Pump (Orca MK2 & 6105 Pump) - Tunze
Tunze$679.99The Turbelle stream 6105 ORCA is the ultimate flow solution for larger reef aquariums. This professional-grade bundle combines the raw power and extreme efficiency of the Tunze 6105 Stream Pump -
Juwel Rio 350 LED Aquarium and Cabinet Set - 92 Gallon - White
Juwel$2,499.98Juwel Rio 350 LED Aquarium and Cabinet Set - 92 Gallon - Classic White The Juwel Rio 350 LED is an extra-special aquarium, offering impressive width, depth, and height for the discerning hobbyist... -
Juwel Rio 180 LED Aquarium and Cabinet Set - 48 Gallon - Classic Black
Juwel$1,299.98Juwel Rio 180 LED Aquarium and Cabinet Set - 48 Gallon - Classic Black The Juwel Rio 180 LED is the perfect combination of classic design, perfected technology, and meticulous workmanship. As... -
Juwel Rio 240 LED Aquarium and Cabinet Set - 63 Gallon - White
Juwel$1,749.98Juwel Rio 240 LED Aquarium and Cabinet Set - 63 Gallon - Classic White Experience a grand view of your aquatic world with the Juwel Rio 240 LED. At nearly 4 feet wide (47.6"), this 63 US Gallon (240... -
Juwel Rio 290 LED Aquarium and Cabinet Set - 77 Gallon - White
Juwel$1,998.99Juwel Rio 290 LED Aquarium and Cabinet Set - 77 Gallon - Classic White Take your aquatic hobby to the next level with the Juwel Rio 290 LED. This impressive 77 US Gallon (290 Liter) aquarium... -
Juwel Rio 240 LED Aquarium and Cabinet Set - 63 Gallon - Classic Black
Juwel$1,749.98Juwel Rio 240 LED Aquarium and Cabinet Set - 63 Gallon - Classic Black Experience a grand view of your aquatic world with the Juwel Rio 240 LED. At nearly 4 feet wide (47.6"), this 63 US Gallon (240... -
Juwel Rio 350 LED Aquarium and Cabinet Set - 92 Gallon - Classic Black
Juwel$2,499.98Juwel Rio 350 LED Aquarium and Cabinet Set - 92 Gallon - Classic Black The Juwel Rio 350 LED is an extra-special aquarium, offering impressive width, depth, and height for the discerning hobbyist... -
Juwel Rio 180 LED Aquarium and Cabinet Set - 48 Gallon - White
Juwel$1,309.98Juwel Rio 180 LED Aquarium and Cabinet Set - 48 Gallon - White The Juwel Rio 180 LED is the perfect combination of classic design, perfected technology, and meticulous workmanship. As Juwel's most... -
Juwel Rio 240 LED Aquarium and Cabinet Set - 63 Gallon - Light Wood
Juwel$1,749.98Juwel Rio 240 LED Aquarium and Cabinet Set - 63 Gallon - Classic Light Wood Experience a grand view of your aquatic world with the Juwel Rio 240 LED. At nearly 4 feet wide (47.6"), this 63 US Gallon... -
Juwel Rio 290 LED Aquarium and Cabinet Set - 77 Gallon - Classic Black
Juwel$1,998.99Juwel Rio 290 LED Aquarium and Cabinet Set - 77 Gallon - Classic Black Take your aquatic hobby to the next level with the Juwel Rio 290 LED. This impressive 77 US Gallon (290 Liter) aquarium... -
Juwel Rio 290 LED Aquarium and Cabinet Set - 77 Gallon - Light Wood
Juwel$1,998.99Juwel Rio 290 LED Aquarium and Cabinet Set - 77 Gallon - Classic Light Wood Take your aquatic hobby to the next level with the Juwel Rio 290 LED. This impressive 77 US Gallon (290 Liter) aquarium... -
Juwel Rio 350 LED Aquarium and Cabinet Set - 92 Gallon - Light Wood
Juwel$2,499.98Juwel Rio 350 LED Aquarium and Cabinet Set - 92 Gallon - Classic Light Wood The Juwel Rio 350 LED is an extra-special aquarium, offering impressive width, depth, and height for the discerning... -
Juwel Rio 180 LED Aquarium and Cabinet Set - 48 Gallon - Light Wood
Juwel$1,309.98Juwel Rio 180 LED Aquarium and Cabinet Set - 48 Gallon - Light Wood The Juwel Rio 180 LED is the perfect combination of classic design, perfected technology, and meticulous workmanship. As Juwel's... -
200 GPD RODI Piggy Back Water Saver Upgrade Kit (PIG-100) - SaltwaterAquarium
SaltwaterAquarium$69.99Water Saving Upgrade Kits are probably the most recommended RODI upgrade. If you have proper pressure (65+ PSI) we highly recommend installing the kit, because it will produce water twice as fast as... -
Smart ATO Auto Top Off Lifter Kit - AutoAqua
AutoAqua$179.99Premium Performance and Excellent Auto-Top-Off System The AutoAqua Smart ATO Lifter offers powerful performance and excellent auto-top-off functionality, with a silent AQUA Lifter Pump and a brand... -
IceCap 30 Reef Sump V2 - IceCap
Icecap$428.99For Aquariums: 90-160 Gallons Footprint: 30in x 16in x 16in Intake Drains: Three - 1in Filter Sock Holder: 7in Skimmer Section: 13.4in x 15.4in Return Pump Section: 6.5in x 15.4in Recommended... -
IceCap 39 Reef Sump V2 - IceCap
Icecap$648.99For Aquariums: 200-300 Gallons Footprint: 39in x 22in x 16in(LxWxH) Intake Drains: Three - 1.5in Filter Sock Holder: x2-7in Skimmer Section: 17in x 21.6in Return Pump Section: 9.8in x 21... -
MaxPure 4 Stage MPDI 90-GPD RODI System - (MPDI-90) - Spectrapure
Spectrapure$239.99MaxPureMPDI 90-GPD 4-Stage RO/DI System w/ std 90gpd RO membrane, 1um pre-filters, color-indicating SilicaBuster DI cartridge, pressure gauge, & hose adapter SpectraPure 90gpd MaxPure RODI System... -
MC 720 PH Dosing Kit Controller & Pump - Milwaukee Instruments
Milwaukee Instruments$395.75Control the pH of your tank/reservoir automatically! The MC122 pH controller and dosing pump (MP810) provides fully automated pH control of aqueous solutions in hydroponic systems. It has been... -
Kalkwasser Mixing 8" Reactor KM-200 Large - IceCap
Icecap$409.99The IceCap Kalk Mixer is a dedicated reactor for dosing kalkwasser in a safe and controlled matter to supply equal additions of Calcium and Alkalinity to a Reef Aquarium. Kalkwasser dosing is... -
KR818 Kalkwasser Reactor GEN3 - "Saltwater Edition" - Geo's Reef
Geo's Reef$754.00*******THESE REACTORS ARE IN STOCK AND WILL SHIP SAME DAY NEXT DAY - NO NEED TO WAIT FOR THEM TO BE BUILT******* This is the latest model GEO Kalkwasser Reactor GEN3. We have made many changes over... -
200 Watt Digital Titanium Heater - HMC-200S - Finnex
Finnex$49.99Engineered for Serious Aquatic Climate Stability Maintain a flawless, stable environment for your sensitive reef and marine setups with the Finnex HMC Titanium Aquarium Heater Series.
Featured Products
AR836 Algae Reactor 2026 (Commercial) - Geo's Reef
Geo's Reef
$1,849.00
The NEW 2026 GEO AR836 Algae Reactor Commercial is designed to filter your aquarium water by removing phosphates, nitrates, Co2 and help raise your aquarium pH without the use of artificial media...
Red Acan Colony WYSIWYG - SAQ Coral Farm
Saltwater Coral Farm
$129.99
Red Acan Colony 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.
Red Acan Colony WYSIWYG is a fast...
7" NOSOK Filter Sock No Sock Replacement Silencer Cup - VCA
VCA Vivid Creative
$74.95
Stop Washing Dirty Filter Socks Forever
Nobody likes dealing with a laundry bucket full of dirty, foul-smelling 7-inch filter socks. Traditional filter cups choke flow quickly, and automated fleece...
Free ICP Test Kit - ATI
ATI
$19.99
FREE ON ALL ORDERS OVER $150 - Just add to Cart!
ATI Free Seawater ICP
Free ICP test for your seawater!
With the ATI ICP test service you can send ATI a seawater sample. ATI will test your...
Carbo Ex Filter (1.5 Liter) - Includes 1000g Granulate - ATI
ATI
$44.95
ATI® Carbo Ex Filter 1.5L
The ATI® Carbo Ex Filter 1.5Lis a ready-to-use, single-use filter cartridge containing 1,000 grams (approx. 1.25 liters) of ATI Carbo Ex Media and a fine dust filter.ATI®...
ION-B Ca/Mg+ Powder (2.245g - Makes 6,000 mL) - NYOS
NYOS
$44.99
The Nyos® ION-B method is a state-of-the-art dosing system for modern reef tanks. The system is simple and intuitive and can be individually adapted to the needs of your aquarium.
With just two...
ION-B Ca/Mg+ Powder (1,122g - Makes 3,000 mL) - NYOS
NYOS
$24.99
The Nyos® ION-B method is a state-of-the-art dosing system for modern reef tanks. The system is simple and intuitive and can be individually adapted to the needs of your aquarium.
With just two...
ION-B ALK/pH+ Powder (1,342g - Makes 6,000 mL) - NYOS
NYOS
$44.99
The Nyos® ION-B method is a state-of-the-art dosing system for modern reef tanks. The system is simple and intuitive and can be individually adapted to the needs of your aquarium.
With just two...
ION-B ALK/pH+ Powder (671g - Makes 3,000 mL) - NYOS
NYOS
$24.99
The Nyos® ION-B method is a state-of-the-art dosing system for modern reef tanks. The system is simple and intuitive and can be individually adapted to the needs of your aquarium.
With just two...
Gold Hammer Coral Colony WYSIWYG - SAQ Coral Farm
Saltwater Coral Farm
$239.99
Gold Hammer Coral Colony 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.
Gold Hammer Coral Colony...
Rainbow Bounce Mushroom WYSIWYG - SAQ Coral Farm
Saltwater Coral Farm
$299.99
Rainbow Bounce Mushroom 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.
Rainbow Bounce Mushroom...
BioSpace Reactor 8-2 (8" x 21") Up to 500 Gallons - Bashsea
Bashsea
$599.99
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
$399.99
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
$219.99
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...
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...
ReefControl Power 8 Deluxe w/Panel - Red Sea
Red Sea
$389.00
Get the best of both worlds with the ReefControl Power 8 Deluxe. This kit combines the 8-socket ReefBeat-controlled smart power center with the dedicated manual Control Panel 8, giving you the...
ReefControl Power 8 - Red Sea
Red Sea
$319.00
Welcome to the future of aquarium management. The ReefControl Power 8 is more than just a power strip; it's the brain of your operation, integrating seamlessly into the Red Sea ReefBeat ecosystem to...
ReefControl Pro Deluxe Kit Aquarium Controller - Red Sea
Red Sea
$699.00
The ReefControl Pro is the flagship smart controller for the Red Sea ReefBeat ecosystem. It acts as the central brain for all your monitoring and automation, allowing you to connect up to 7 ReefSense...
ReefControl Pro Aquarium Controller - Red Sea
Red Sea
$429.00
Take full command of your aquarium with the ReefControl Pro, the ultimate smart controller for the Red Sea ReefBeat ecosystem. Monitor up to 7 different ReefSense digital probes, automate your...