Hard corals need Strontium as well as calcium to form their skeleton. In the ocean, currents provide all the necessary elements. In the closed environment of the aquarium, Strontium demand is constant so its input is necessary. ...
Part #: 270520 Description: 1/2" Threaded Single Union Ball Valve 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. ...
Hydor Koralia Evolution Designed especially to work in small reef aquariums, are part of Koralia the new innovative and unique range of circulation pumps for aquariums. The exclusive Hydor design and technology guarantee a cont...
Feature(s): Flow Rate: 250 GPH maximum flow with a 7` shut-off Power consumption: 21 Watts Pump Size (L x W x H): 5.0" x 3.8" x 4.2" Outlet Size / Inlet Size: 1/2" MPT / 1/2" FPT 10` grounded power cord foa...
Rio® & Rio Plus Aqua Pump/Powerheads provide a versatile water pumping system designed with high efficiency and reliability at lower cost. Designed with next-generation magnetic-rotor technology, Rio® & Rio Plus Aqu...
Makes 25 Gallons of Saltwater Instant Ocean® Sea Salt is the most carefully formulated and universally preferred sea salt in the world. The #1 choice of hobbyists, public aquariums, and scientific research facilities, Instant ...
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...
AquaMaxx Phosphate Out is a 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 in water. Phospha...
Makes 25 Gallons of Saltwater Enriched formulation. Optimum effectiveness. Formulated specially for use in reef aquariums, Reef Crystals contains essential ocean reef elements in concentrations greater than those found in natu...
Replacement pump for Mini-G G-300 Pump size (with venturi): 4.75" x 2.5" x 4" Includes: Pump Needlewheel impeller Venturi Silicone airline tubing
Miracle Mud is a product of EcoSystem Aquarium® that has been carefully formulated to include all the essential trace elements, minerals, and components necessary to maintain a successful aquarium. Miracle Mud will continually re...
Design is much more than only styling of existing products: It is the expression of an idea and a concept; it opens one’s eyes. Turbelle® nanostream combines aesthetics and function. This innovative circulation pump sets new recor...
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...
New and Revolutionary Cleaning Magnets! These are the strongest floating aquarium algae cleaning magnets available that are safe for glass and acrylic aquariums. The inner cleaning assembly is made of high quality injected m...
Specifically designed for aquarium use for measuring the salinity of Natural Sea Water. Almost all hand held salt water refractometers available to the hobby are designed and calibrated for testing of brine solution, i.e. sodium c...
Makes 50 Gallons of Saltwater Seachem’s Reef Salt™ is a chemically sound blend of salts designed to replicate natural reef waters. It is specifically formulated for the reef environment and will provide ideal seawater concent...
Mr. Aqua Frameless Aquariums Mr. Aqua aquariums are produced using high clarity glass with thicknesses ranging between 5mm to 10mm depending on the size. By eliminating the plastic frame that surrounds typical aquarium systems,...
Replacement Cup for AquaMaxx AM100
The Captive Purity Refractometer is an incredibly accurate and easy to use device that eliminates the confusion associated with inexpensive hydrometers. Just place a couple of drops of water on the prism and hold to the light. Rea...
Effectively remove organic waste in aquariums up to 30 Gallons! Compact size ideal for up to 30 gallon reef and marine aquariums Streamlined design effectively eliminates organic waste Proven needle wheel impeller increase...
*Please note: liverock is shipped once a week on Wednesdays (for delivery on Fridays). Orders for delivery in the same week must be placed by Monday before 3PM PST. All orders receive after 3PM PST on Monday will be shipped th...
Seachem Marine Buffer is the original and still unique buffer with a pH of 8.3, designed to adjust pH to 8.3 and maintain both pH and alkalinity(KH). It is formulated not to disrupt the natural ionic balance of marine water with p...
We offer a wide variety of Metal Halide bulb choices to suit your aquarium lighting needs. A Metal Halide Lamp is a high-intensity discharge light source in which the light is produced by the radiation from mercury, plus halides ...
Groundbreaking filtration media at the right price. For Reef, Marine, Planted, and Fresh Water aquaria! The PURA family of filtration media is formulated to reduce scum formation in fresh and marine aquaria. All PURA products ...
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...