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...

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...

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.

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 NYOS® Quantum® 160 is an efficient and silent high performance skimmer for tanks up to 1.000 litres (250 gal). Extreme performance Very smooth operation Low power consumption Easy to...

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...

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.

Expel-P (Levamisole HCl), is an anthelmintic (anti-worm) and immunostimulant agent. Expel-P is safe to use in freshwater and saltwater aquaria and is effective against many internal parasites, especially nematodes, when used as directed. It does not harm...

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...

Besides calcium and strontium, some coral and coralline red algae also store magnesium in their skeleton. It is biochemically directly involved in the photosynthesis of algae, i.e. the conversion of carbon dioxide and light into organic compounds...

Fritz ParaCleanse treats and controls of a wide variety of parasitic diseases. Use Fritz ParaCleanse for outbreaks of aquatic parasites including velvet (Oodinium dinoflagellates), hole-in-the-head disease (Hexamita spp. & Spironucleus), fish lice,...

Deeper. Wider. Stronger - Red Sea’s ReefLED® series is the result of years of research into the lighting needs of corals in artificial environments. Maximum Spread - 32" X 32" Features REEF-SPEC® light...

Introduction ClariSea SK-5000 Gen 3 The ClariSea Gen 3 fleece filters are the latest generation in our market leading, patented, roll filter system. Building on extensive research and development this new version incorporates all the changes and...

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...

Sized for Aquariums 20-159 Gallons. 18 Watts Dimensions: 7.9" x 6.3" x 15.7" White 10W LEDs and a Tunze Silence circulation pump The Tunze MAR 3181 is the smaller macro algae reactor designed for aquariums in the 100-600 liter range (26-159 US...

The new Kamoer F4 PRO Wifi Doser Liquid Dosing Pump is the latest state of the art controllable dosing system from Kamoer. Each unit includes a Wifi connection which allows the doser to be controlled via iPhone or Android. Flexible and precise control...

Recommend to be used on aquariums up to 10 gallons, with a surface thickness up to 3/16” Product dimensions: (1 ¾” x 15/16” x ¾”) (Note: Can also be used on glass/plastic aquariums) Item #00025 Easy removal of...

When setting up an aquarium with CaribSea's dry products please rinse the substrate well, until the water runs clear or relatively clear! The susbtrate should be carefully placed on the bottom of the aquarium, and your preconditioned water should be...

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...

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...

The A500X is a powerful 185W high intensity LED designed specifically for experienced SPS coral growers. This fixture integrates the latest Dense Matrix LED technology with the proprietary Kessil Logic, and delivers a concentrated light with well blended...

German-made Tunze powerheads are one of the best high flow powerheads available. They are smaller and can be hidden in the aquarium easier than competing brands. Tunze pumps can be configured in a wide range of positions to target any area of the...

Includes A80 LED, Mini-Gooseneck Mount and Spectral Controller XInnovative 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,...

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

Well built, easy cleaning via the removable body, easy adjustment, quiet and most importantly, skimming great.  Bubble-Magus skimmers are practical and highly efficient. These skimmers offer innovative features along with reliable pumps at an...

Bioload Handling Heavy - 110 gal Medium - 150 gal Light - 210 gal High Performance Venturi Air Injection System Reef Octopus Aquatrance 2000s Skimmer Pump Refined Hybrid (half cone) Skimmer Body Easy to Remove Cup with Drain Precision...

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...

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...

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)...

Fine aragonite sand sustainably harvested from pristine sites in the Western Pacific and Caribbean. Sterilized then packaged with live BioPronto, naturally occurring beneficial microorganisms that help to purify water in marine aquariums. Packaged in (15...

The SICCE XStream wave pumps represent a series of compact stream pumps delivering powerful flow rates with low running operating costs. This small, powerful and energy-efficient line is designed and Made in Italy to rigorous quality standards to...

The perfect multi-media aquarium reactor.  Extra large design allows for high media volumes, while producing even flow to maximize water-media contact time. Dimensions: 8.5" x 8.5" x 19.25" Chamber Dimensions: 6" x 17...

There are three models with a pump outlet from 100, 200 (2 x 100) and 400 (2 x 200) l/h, the smallest model has one and the two larger ones both have two individually adjustable air outlets. And they come equipped with one or two EHEIM...

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...

With the EHEIM autofeeder+ we offer you the smart version of our (basic version) autofeeder with additional functions and advantages.The EHEIM autofeeder+ is our intelligent automatic feeder with digital control via WLAN. All functions can be programmed...

Fritz ParaCleanse treats and controls of a wide variety of parasitic diseases. Use Fritz ParaCleanse for outbreaks of aquatic parasites including velvet (Oodinium dinoflagellates), hole-in-the-head disease (Hexamita spp. & Spironucleus), fish lice,...

The A360X has 25% more light output with 30% less in volume size, equivalent to almost 80% higher PVD than the A360. Kit Includes WIFI Dongle: The Kessil WiFi Dongle is the simplest, most reliable wireless lighting option in the market. Used...

Bio-Fuge Sumps - A simple rimless sump for any modern aquarium. - Bashsea's Bio-Fuge Sumps are the only fully featured rimless sump on the market.  Our bold look and pure build quality & strength is at it's finest, and our rimless...

Bashsea specifically designed this to provides an extra reservoir for skimate collection. A perfect companion to your Bashsea Skimmer. • Reduces protein skimmer collection cup maintenance • Easily disconnects to empty and clean •...

Real Reef Rock is our standard reef building rock. It comes in a variety of sizes from 4"-12".  It is very light, porous and full of holes and crevices. It is three dimensional in shape and comes in many natural shades of purple, pink and red. It...