True Union Swing Check Valve - 1/2 inch Slip x 1/2 inch Slip
**Variations of this product can be found in many online stores. The version we carry is of the highest quality. Although this item is eligible for price matchin...
The Phosban Reactor 150™ has become a staple amongst most aquarists who keep SPS corals. So much so that you often see Phosban used interchangeably with the term GFO or Granular Ferric Oxide. Includes ball valve for regulating flo...
NPX BioPlastics are pelletized biodegradable polymers that provide a time-released source of food for bacteria that assimilate nitrate and phosphate. As bacteria develop on the pellet surfaces, excess growth sloughs off due to the...
The key component for any reverse osmosis unit is its membrane. The membrane will determine the type of contaminants removed and how much water the unit will produce. Our Captive Purity Hi-S (High Silicate) membranes are the gold ...
Note: While this fitting has a union, it is not designed to seal/hold water when the union is removed. The union is primarily for maintenance of the ball valve.
**Variations of this product can be found in many online st...
Gate Valve - 1/2 inch Slip X 1/2 inch Slip
**Variations of this product can be found in many online stores. The version we carry is of the highest quality. Although this item is eligible for price matching under our Low Pr...
New Life Thera-A Formula, Sinking Pellet Fish Food 125g
Non-Medicated Anti-Parasitic Formula
1mm Sinking Pellet
High-quality, easily digestible krill and fish meal protein
Balanced daily diet ...
CaribSea’s Arag-Alive!™ Only CaribSea’s Arag-Alive!™ Live Sands contains not just the broad spectrum of marine bacteria found in the ocean, but additional specially selected strains of marine bacteria as well. Arag-Alive!™ comp...
AquaMaxx Phosphate Out Pro is a high capacity granular ferric oxide adsorptive filter media that removes phosphate from aquarium water. Phosphate is a fuel for algae growth and can also inhibit a coral`s ability to utilize calcium...
Bulk Color-Change Deionization Resin. Enough to fill one refillable DI cartridge.
* Make sure to pack the cartridge tightly to avoid channeling / bypass.
Reef Fusion 1™ and Reef Fusion 2™ are the foundation of a system formulated to provide the essentials for the reef aquarium. Reef Fusion 1™ provides calcium, while Reef Fusion 2™ provides alkalinity. When used together, the Reef F...
Your T5 will never be a T5 again!
Euroquatics wanted to go back to the drawing board and change the way people think about T5HO lighting! They wanted to take some of the exciting new technologies they have been exploring, and ...
Orthophosphates are found in natural and wastewaters. They are commonly added to drinking water as a corrosion inhibitor. The instantaneous analysis of orthophosphate by colorimetric determination provides rapid results using a st...
All the titanium heating elements must be used with temperature controllers.
Heating indicator light
High quality titanium element
Excellent corrosion resistance
Double heating tube
Heavy duty grounded cabl...
Seachem Reef Builder ™ raises carbonate alkalinity without immediately impacting on pH. With long term use there will be a tendency to stabilize at pH 8.3. Carbonates and calcium are essential to all coral growth. If either become...
SpectraPure® SpectraSelect Plus™ 99% Rejection Membranes set the industry standards for contaminate removal, high flow rate, and membrane longevity, while effectively doubling post deionizing cartridge life. Usin...
For all biological and mechanical filters where excess debris is needed to be removed thru overflows or sumps.
Size: 24" x 15"
360 sq inches.
AquaMaxx FR-SE External Media Reactor is a great multi-purpose aquarium water filters specially designed for use in smaller marine and reef aquaria. Insert your media of choice to help eliminate organic pollutants, odors, discolor...
Cobalt Aquatics Neo-Therm 25 Watt Aquarium Heater
The Cobalt Aquatics Neo-Therm electronic heaters have an impressive accuracy of ±0.5ºF. The electronic thermostat has an ultra-fast response time that helps to keep the temper...
E.S.V. B-Ionic Seawater System Salt Mix - Makes 50 Gallons of Saltwater A unique solution to many of the problems associated with all dry synthetic seawater blends. Problem: All dry blends may not be homogenous resulting in co...
Reef Safe Kick-Ich is a water treatment for the control of ich (a.k.a. "whitespot disease") in marine and freshwater aquaria. It has been scientifically formulated to eliminate the free swimming, infectious stage of the ich life c...
Customize your mechanical, chemical, and biological filter media or convert to a living refugium with our larger and more robust CustomCaddy media baskets. Choose between your favorite filter pads, activated carbon, ion exchange r...
Salt Mix Bucket makes 50 gallons of saltwater
You asked for it. We delivered it.
Formulated from natural seawater chemistry
Mixes to 1.025 g/cm 3
Composed of ACS-and USP-grade ingredients
Extensively tested for ove...
SeaChem ParaGuard ™ is the only fish and filter safe aldehyde based (10% by weight) parasite control product available. Unlike highly toxic and difficult to use formalin based medications, ParaGuard™ contains no formaldehyde or me...
A well-kept aquarium radiates crystal-clear cleanliness right down to the gravel bed. However, sinking dirt particles, plant debris and organic residues repeatedly form an ugly layer of sludge. This provides the breeding ground fo...