Reef Advantage Calcium™ is a non-caustic (pH 8.3–8.6) optimized blend of ionic calcium designed to restore and maintain calcium to levels found in natural seawater. Calcium and carbonates are essential to all coral growth. If either becomes...

The Mega VeggieMag for Big Fish uses extra-strong magnetic attraction instead of a suction cup to hold the SeaVeggies clip in place, for aquariums with 1/2" to 3/4" windows! It’s easy to position at any level in the aquarium, and easy to retrieve...

The Marine Calcium Checker® HC Calibration Check Set - HI758-11  provides a simple solution to validating the Marine Calcium Checker® HC - HI758 that has a range of 200 to 600 ppm calcium. This high-quality set of standards is...

1LINK™ – Easy, one-click installation The WAV is the first of a line of aquarium products from Neptune Systems that will use a completely new interface. While many in the aquarium world continue to embrace wireless technologies for...

Adaptive Reef in conjunction with Harry's Aquatics is pleased to bring a full line of products designed to work with and enhance the user experience with aquarium controllers. From switch control boxes and 0-10v based devices to warning lights and...

Eshopps Nano skimmer for 10-35 gallon aquariumsNo room for a quality protein skimmer?  Think again. The Eshopps Nano Skimmer has a small footprint of just 4 1/2" x 2 1/4" x 11 1/2" high that allows convenient placement in small spaces- perfect...

Looking for the Perfect Refugium LED?  Look no further. The main driver of primary production in most ecosystems is photosynthesis. Plants, ranging from miniscule phytoplankton to hulking mangroves, carry out the bulk of photosynthesis in most...

DesignInnovative heat dissipation allows for fanless, low maintenance, shell-shaped design. Advanced optics create smooth color mixing and a beautiful shimmer.Dense Matrix LED ArrayOur unique, efficient Dense Matrix LED array is built in-house and packs...

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, power strips, equipment controllers and much more so they are easily accessed an...

IceCap Fish Trap disassembles for space-saving storage and assembles in minutes. Bait with food and as soon as the desired fish is inside the trap simply release the mechanism to close the trap door.  The traps holds in place with two enhanced...

With NYOS® CHROMYS you get a liquid zoological plankton concentrate which can be used directly. CHROMYS contains high-quality Mysis relicta (0.2-20mm). This provides ideal nutrition for numerous seawater fish and LPS corals. CHROMYS strengthens...

A Single Long 24" Mega ArchReal aragonitic base rock, not cement, no curing. Extensive macro and micro-porosity infused with spored bacteria for outstanding biological performance. Clean and safe for all fish and inverts, environmentally responsible each...

The NYOS® Quantum® 120 is an efficient and silent high performance skimmer for tanks up to 500 litres (125 gal). Pump:              Quantum® 1.0Air max...

The IceCap CO2 Scrubber can be installed on just about any aquarium with a protein skimmer just by connecting the air intake on your protein skimmer to the output side of the CO2 scrubber. Includes color changing CO2 removing media. Raise pH...

The Marine Alkalinity Checker® HC Calibration Check Set - HI755-11 provides a simple solution to validating the Marine Alkalinity Checker® HC - HI755 that has a range of 0 to 300 ppm CaCO3. This high-quality set of standards is...

The Advantage Series is ideal for small ponds, aquariums, and water features. Advantage UV’s are slim, lightweight units designed for maximum UV effectiveness.  Aqua Ultraviolet UV’s will clear your water in 3 to 5 days sometimes...

Efficiency: 24V / 40watts       Dimensions: 3.75in(W) x 5.7in(L) x 5.5in(H)Controller Features: multiple pause times, float switch safety and 0-10v input for 3rd party controllerIncludes: VarioS-4 pump,...

The Full Angle Adapter is a unique solution to properly lighting your aquarium. Compatible with the mounting arm, gooseneck adapter, and DIY mounting solutions, the Full Angle Adapter allows your light to be angled to reduce shadowing caused by large...

The Gyre 300 pumps combine all the key features from the Maxspect Gyre 100 and 200 series while at the same time, improving quality, ease of maintenance and enhanced performance.  The Gyre 300 series has been completely redesigned with less parts...

Kessil H160 Tuna Flora LED Refugium Grow Light is a horticultural light that is fine tuned for photosynthesis and uses the same platform as the Kessil A160. There are no white LEDs in the Kessil H160, just blues and red in the right proportion to...

Usually used with a return pump, this flow sensor can be placed in line with the flow on any pipe, connected to the FMM, and communicate to your Apex the flow rate of water through that pipe. The flow sensor itself uses British Standard Parallel Pipe...

Eshopps Skim-Buddy , Skimmate Container Model: Skim Buddy  Dimensions: 6" x 9" x 3" Storage Capacity: 2.5 L. Tank Usage: 10-70 Gal. Connector Dimension: 10 mm.

Keeps Floors Clean & Dry when your working on your tank.  We all splash water on the floor during water changes, fragging sessions or when we are just messing around in your tank.  The Cobalt Aqua Sponge Floor Mat is the ultimate addition...

Classic In-Sump Protein Skimmer A member of the Reef Octopus Classic Series, this popular in-sump skimmer will provide great filtration for aquariums up to 130 gallons. As with every Reef Octopus protein skimmer, the Classic 110INT is...

Specifications: Dimensions - 6.25" x 2.75" Plug Capacity - 12 Magnets - 1 Glass Thickness - up to 1/2"

These industrial series PVC Schedule 80 valves are the best on the market.  Cepex offers a complete range of ball valves in PVC-U and PVC-C (both manual and automatic), featuring the “Antiblock” system which prevents ball jamming...

The Phosphorus Ultra Low Range Checker® HC Calibration Check Set provides a simple solution to validating the Phosphorus Ultra Low Range Checker® HC - HI736 that has a range of 0 to 200 ppb as phosphorus. This high-quality set of standards is...

Some of the most successful reef aquariums employ the use of a macroalgae-filled growth area or refugium for the purpose of nutrient control. The GRO is a specialized, 20W LED light designed to grow many types of common macroalgaes (i.e. Chaetomorpha)...

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.

Acrylic aquarium cleaner Recommend to be used on aquariums up to 350 gallons with a surface thickness up to 5/8” Product dimensions: (3 ¼” x 2 ½” x 1”) Item #00360 Easy removal of algae from glass/acrylic...

These industrial series PVC Schedule 80 valves are the best on the market.  Cepex offers a complete range of ball valves in PVC-U and PVC-C (both manual and automatic), featuring the “Antiblock” system which prevents ball jamming...

VarioS 2 Water Pump Specs Output thread size:  1in slip PVCInlet union size: 1in slip PVCOutlet Barb Size: 1/2-3/4in Stepped Dimensions: 4.75in(W) x 5.7in(L) x 4in(H)   Voltage: DC 24VPower...

The Phosphate Low Range Checker® HC Calibration Check Set - HI713-11 provides a simple solution to validating the Phosphate Low Range Checker® HC - HI713 in the range of 0.00 to 2.50 ppm (mg/L). This high-quality set of standards is...

3 Pack is great for portioning food for your tank sitter!  Defrost and rinse your frozen food at the same time using the SaltwaterAquarium.com defroster cup with insert 3D Printed by Vivid Creative Aquatics Removable screen and inner cup for easy...

This GFO is the Original GFO Bayoxide E33. High phosphate levels are a recipe for disaster in saltwater aquariums. It is a nutrient for nuisance algae and also hampers the formation of calcium skeleton in corals. There are several different methods for...

Attractive, Ultra Compact and Affordable Filtration The sleek and compact Reef Octopus Classic 110SSS in-sump protein skimmer supplies powerful filtration for aquariums up to 130 gallons where sump space may be limited. The Reef Octopus Classic...

We store this in a climate controlled environment to keep it fresh - Good for 6 months at room temperature, 1 year at 50°F. Best to keep refrigerated for longest shelf life. One and Only Live Nitrifying Bacteria prevents new tank syndrome by...

A compact vessel to hold your 3 part dosing elements - Ca/Alk/Mg 12.5" Long x 7" Tall (Not including the nipple & stir handle - 7.75" with that) x 4.25" Wide Holds 1.5 L in each box for a total of 4.5 L. Build in manual stirrer to help keep the...

Take your best coral reef tank photos yet! Quality snapshots of the beautiful corals in your aquarium has never been so easy! FL!PPER's Universal Smartphone Camera Lens Photography Filter Kit doubles as a Kick-Stand and comes with (2) easy-change...

Aqua Illumination's Nero 7 joins your favorite submersible pump family as the big brother to the much-loved Nero 3 and Nero 5 and is perfect for medium to large aquariums.  The Nero 7 pushes up to 4000gph, offers great versatility, and delivers...