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The ReefMat is a plug & play, fully automated, smart fleece roller filter that keeps your aquarium water crystal clear for weeks at a time. Installation Instructions for EVERY Red Sea...

Red Sea Salt contains biologically balanced, elevated levels of the foundation elements (Calcium, Magnesium, Carbonates) necessary for sustainable, accelerated coral growth. Red Sea Salt is ideal for...

AcroPower supplies amino acids that corals need to build their skeletal architecture. Like other cnidaria, corals have a special ability to uptake dissolved amino acids across their entire surface...

Produce a more natural flow pattern in your saltwater aquarium with the RFG Nozzle. Available for 1/2in,  and 3/4in with a loc-line fitting and now available in 1 in. slip fitting. The RFG Nozzle...

This Heating Element Required a Heating Controller to Operate! - https://www.saltwateraquarium.mom/hc-810m-digital-temperature-controller-up-to-800-watts-finnex/ The Titanium Finnex Heaters are...

100% Non-Toxic - Triton ICP Tested  Now offered in Natural and Coralline! Have you ever wondered how they make those remarkable aquascape structures? MarcoRocks E-Marco-400 Aquascaping Kit is...

A unique mix of both oyster eggs and oyster ovarian tissue—the richest nutritional parts of the oyster found in nature. Naturally size-appropriate and an excellent food for the smallest SPS...

Micron filter bags provide excellent mechanical filtration, which helps reduce the amount of ammonia-producing organic matter in your aquarium. They also help prevent larger objects such as sand,...

Bionic Calcium Buffer is the original, unique, easy to use, two-component liquid supplement system. When using equal volumes of each component, the aquarist can easily maintain calcium and alkalinity...

Average size of 2" - 5"+  Horseshoe crabs are unique-looking arthropods with a hard exoskeleton, a long tail, and a horseshoe-shaped body:

Pom pom crabs are about 0.5-1 inch wide on average. The Tiny Boxer of the Reef Prepare to be charmed by one of the most unique and fascinating creatures in the marine aquarium hobby: the Pom Pom...

Reborn is back to it's original size & formulation.  Large size pieces. Reborn® coarse aragonite media for calcium reactors is composed of fossil skeletons of reef building corals sustainably...

Works with Lots of Nano Tanks! Plus, many other aquariums using the included adapters Kit Includes: The Patented Random Flow Generator® Nozzles2 x 1/4in Flex-Series Random Flow Generator®...

Deluxe 4-color tube kit Everything required to connect a dosing pump in one convenient kit. Available in 2 color versions (blue/green and red/yellow), providing 8 unique colors for easily...

Please note: CONTROL XP8 ONLY - Nothing else is included. Achieve Ultimate Security with the HYDROS Control XP8 Power Strip

Don’t just put rocks in your tank, ROCK YOUR REEF with LifeRock™. Amazing porosity, incredible biological performance (drops ammonia like real live rock), and unsurpassed realism make LifeRock™ the...

Our Marine Pellets deliver a palatable and highly digestible balanced feed. Our public aquarium diets are a complete feed for fish.​ Marine Pellets incorporate a unique formulation of marine...

Looking for the perfect gift?  Have no idea what fish stuff your husband wants?  We got you!  Nothing says I love you like a few lazy clicks of a mouse. SaltwaterAquairum.com gift certificate is a...

ONE PIECE of WHITE Egg Crate for Aquariums. (White seems to hide better under sand, to prevent rocks from falling and cracking your aquarium) Modular - Each section of egg crate has built in...

This HYDROS Drive Port Cable (72 inches long) is designed to connect to an available Drive port on a Kraken, X2, X4, XD, or other HYDROS Control directly to power small 12V devices such as ATO pumps,...

** Each Cup is PHOTO Similar, but Different ** Weight: Approximately 3-3.5 lbsSize: Approximately 8 x 8 x 2.5 inchesEach rock is unique, weight and size may vary. Real Reef Branch Rock is our v

The ReefATO+ sensor requires the electrical conductivity levels that are typical for seawater to work properly and therefore this system will not work for freshwater systems. The ReefATO+ is an...

Prime® is the complete and concentrated conditioner for both fresh and saltwater. Prime® removes chlorine, chloramine and detoxifies ammonia. Prime® converts ammonia into a safe, non-toxic form that...

Establishing a healthy biological filter is essential to every aquatic system. Fritz Fishless Fuel eliminates the guesswork of dry ammonium chloride powders and other ammonia sources such as fish...

Plastic Snapper Hose Clamp 1/2" Black

Swing check valve assists in blocking reverse flow and to allowing forward flow.

Extreme Accuracy. Easy to Test in 4 Steps - Zero the Checker, Add a regent to your water sample, Insert the Vile in the Checker, Read the Numbered Results. BOOM EASY. ZAIR. Zero, Add, Insert, Read...

OceanMagik is a nutritious mixture of four Live Phytoplankton strains (Nano, Iso, Tet, and Thal) that is great for feeding copepods, corals, clams, and other filter-feeding inverts. OceanMagik is a...

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...

The HI736 Checker® HC (Handheld Colorimeter) provides a simple, accurate and cost effective way to measure phosphorus in marine systems including reef tanks. Phosphorus is an important parameter to...

MarineSnow Plankton Diet is a first of its kind product that reproduces the special biogenic suspended matter found in natural seawater, including “marine snow” aggregates. A food for filter-feeding...

Oceans Wonders Large Coral Frag Plugs are perfect for the propagation or fragging of hard and soft branching corals such as Acropora, Birdsnest, Montipora, Kenya Trees, Xenia, ect. They have a...

The Red Sea ReefCan is an Auto Top Off reservoir designed to either fit in the cabinet alongside a sump or failing that, at the side of the cabinet on the outside. It will come in two sizes, a 40...

Chemi-Pure Elite adds ferric oxide to the original Chemi-Pure formula to also remove phosphates and silicates, making it the only complete choice for filtering any kind of aquarium. With Chemi-pure...

Our Reef Cleaner Packages are Wild Collected they let you naturally control algae, maintain crystal clear water, and keep your sand bed sifted. The number of cleaners provided in these packages are...

Coarse Mesh Nets are ideal for general fish handling and our Fine Mesh Nets are perfect for delicate fish handling and skimming debris. Sizes: 4", 5", 6", 8", 10" and 12". Long handle Nets: 5"...

For use on glass tanks up to 6mm (1/4") thickness or about 25 Gallons Scrub, Flip, Scrape, and Now *FLOAT* with FL!PPER Aquarium Cleaner!  The Fl!pper Floating Nano Aquarium Cleaner is the last...

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...

NO3:PO4-X Contains a unique complex of carbons that are used by nutrient-reducing bacteria. Each carbon is utilized by different strains of microorganisms while maintaining the specific Carbon:...

4" Filter Media Cup Our 4" Filter Media Cup will replace all those filter socks you have hanging around. Made out of a BPA free Polypropylene, this 4" Filter Media Cup is a solid one piece design,...