NEW from ESHOPPS Color Series Alpha Class we proudly introduce EZ Feeder. EZ Feeder allows you to easily defrost &...

PH/ALKALINITY MARINE TEST KIT Includes an accurate titration test for KH and a colorimetric test for pH for monitoring these...

Red Sea MCP NO2/NO3 Test - 60/100 tests Provides 50 Nitrate plus 50 Nitrite advanced colorimetric tests for marine aquariums...

Red Sea MCP Magnesium Test - 75 tests Accurate measurement of Magnesium in marine aquariums Mg   Red Sea’s user-friendly...

Reef Brite is excited to announce the new K-series LED ADD-ON KIT Brackets for Ecotech Radion AI Hydra fixtures with...

HYDROS Control XS (CONTROLLER ONLY) Control XS is an artificially intelligent aquarium assistant that is focused on Sensors. Don’t let...

AquaScraper Float Acrylic Algae Scraper Product Details and Features Works great on glass or acrylic aquariums, without scratching the surface....

AquaScraper Float Acrylic Algae Scraper Product Details and Features Works great on glass or acrylic aquariums, without scratching the surface....

Innovative Marine is proud to introduce HELIO, our new line of heaters utilizing ultra-safe PTC (positive temperature coefficient) technology.  ...

Innovative Marine is proud to introduce HELIO, our new line of heaters utilizing ultra-safe PTC (positive temperature coefficient) technology.  ...

Some of the most successful reef aquariums employ the use of a macroalgae-filled growth area or refugium for the purpose...

The X360 XHO add on kit improves spread and intensity (PAR) while promoting growth and color in corals. No special...

The Reflector-35 further strengthens the light beam of the best-in-class A360x and A500x for further penetration and contrast. With an...

K-Link Extension Cable, 10 feet • 10' Extension cable for either between A360 / AP9 lights or between Spectral Controller ...

NEW OPEN BOX RETURN - Save 15%   Obvious ideas often are the best ones. For example, the aquarium heater...

ACCESSORY POWER SUPPLY 110V power supply for our DC24 accessories like the PMUP and Solenoid Valve.  You can use these...

Eshopps 1/4" 6 ft. Blue Tubing for Dosing/RO

Coral Pointer - Fluorescent Acrylic     Sturdy ¼" Fluorescent/Translucent Acrylic Rods     18" Length        Perfect for use in...

Macro Algae Reactor 3182 For aquariums from 500 to 1,600 liters (132 - 423 USgal.). Flow rate adjustable from 1,000...

    PSK SDC pumps are the latest generation of pumps for skimmer applications and incorporate integrated intelligence systems for...

    PSK SDC pumps are the latest generation of pumps for skimmer applications and incorporate integrated intelligence systems for...

Pax Bellum c30 Ca Feed & Injection Assembly   Use the ARID with a Calcium Reactor. The Ca injection assembly...

c36 Ca Feed & Injection Assembly    Use the ARID with a Calcium Reactor. The Ca injection assembly (Ca Reactor...

Nitrogen + Molybdenum solution to maintain optimal N:P ratio in your aquarium. Dose as needed to maintain NO3:PO4 ratio between...

Nitrogen + Molybdenum solution to maintain optimal N:P ratio in your aquarium. Dose as needed to maintain NO3:PO4 ratio between...

Pax Bellum Light Tube for the ARID C30 (30 and 36 pictured)

Pax Bellum Light Tube for the ARID C36 (36 and 30 pictured).

The Pax Bellum c30 diffuser disc 3pk is a replacement component for the c30 ARID reactor consisting of 3 diffuser...

Add a liner to your chamber to make cleaning easier while maintaining the light reflectivity of your chamber walls for...

SHIMMER IS A PERSONAL  CHOICE   As equipped, and with surface water agitation, the SKY provides a gentle shimmer that...

HYDROS WaveEngine Power Supply Replacement power supply for the HYDROS WaveEngine ONLY.     WARRANTY CoralVue, Inc. and HYDROS hereby...

Replacement pad/felt for the Glass Aquarium Cleaner (Pro #01000))   Floating glass aquarium cleaner(Note: Contains 1 pad and 1 felt)...

Tube organizer Snap-open tube organizer ( 3 units)

Red Sea ReefDose Tube Tip Set (4 tips)

• High Performance Pond Clarifier • Performance: 18 Watts • Flow of water: Rotating • Reflection by glass • Flow...

Bashsea's "high-flow" design with PROs in mind Our proprietary design helps with natural water flow through and under the rack...

Bashsea's "high-flow" design with PROs in mind Our proprietary design helps with natural water flow through and under the rack...

Bashsea's "high-flow" design with PROs in mind Our proprietary design helps with natural water flow through and under the rack...

Blade Replacement Instructions Three replacement ABS blades to be used in the Flipper Magnetic Aquarium Algae Cleaner on acrylic tanks....

Replenish Evaporated Water... with No Power! The IceCap Gravity ATO automatically replaces evaporated water in freshwater and marine aquariums without...

ULTRA Compact Protein Skimmer The IceCap K1 NEO is an ultra-compact skimmer that offers a new level of refined filtration...

Fight Algae with Algae with a HOB Turf Scrubber IceCap PRO Hang On Back (HOB) Turf Scrubbers use algae as...

Fight Algae with Algae... Naturally IceCap PRO Internal Turf Scrubbers use algae as a natural water filter to remove nitrate,...

Fight Algae with Algae... Naturally IceCap PRO Internal Turf Scrubbers use algae as a natural water filter to remove nitrate,...

Fight Algae with Algae... Naturally IceCap PRO Internal Turf Scrubbers use algae as a natural water filter to remove nitrate,...

IceCap Turf Scrubber Spare 10w LED IceCap Algae Scrubber Replacement Light Direct replacement for the IceCap Algae Scrubber   Small...