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    DOW Filmtec 100 GPD membrane features a 98% rejection rate at 50 PSI which makes it the most commonly used 100 GPD membrane used in the aquarium industry. If you require slightly faster water production and have good water pressure this is one of the better options.   TIP -Brand new membranes will…

    $46.99

    …sea salt (part C): 3350 mg/l Mg; 980 mg/l K   Recommended concentration in the aquarium: A - Calcium chloride dihydrate (part A): 400 – 450 mg/l (ppm) Ca B - Sodium carbonate/sodium bicarbonate (part B): 6 – 9° dKH C - Sodium chloride free sea salt (part C): 1250 – 1400 mg/l Mg; 375 – 400 mg/l K

    $39.34

    …necrosis within a few days Turbinaria Reniformis stops growing.   Warning: Do not increase dosage given on the label. Product is highly concentrated. We recommend to check potassium level regularly like Ca or Mg.   K-Balance Strong is especially useful to increase the potassium level in big tanks.

    Starting at:
    $23.99

    …Reniformis stops growing.   Dosing: 1 mL/25 gallons per day   Warning: Do not increase dosage given on the label. Product is highly concentrated. We recommend to check potassium level regularly like Ca or Mg.   K-Balance Strong is especially useful to increase the potassium level in big tanks.

    Starting at:
    $18.99

    Four simple steps to results. Easily and accurately test for low range ammonia in fresh water with the Hanna Checker Colorimeter - Ammonia Low Range for Fresh Water (HI 700). Designed to be more accurate alternative to chemical test kits. First, add sample to the included cuvette. Next, insert…

    $49.95

    Four simple steps to results. Easily and accurately test for free chlorine with the Hanna Checker Colorimeter (HI 711). Designed to be a more accurate alternative to chemical test kits. First, add sample to the included cuvette. Next, insert the sample into the Checker and zero the instrument with…

    $49.95

    HW-Marinemix Professional Salt Mix is a high purity blend of salt mix produced using the synthetic process and does not contain any recycled components. Uses high-grade materials to match natural seawater while providing natural calcium and magnesium concentrations to match natural seawater. One of…

    $65.99

    Check for high ranges of Phosphates (orthophosphates) in your fresh and marine water. The Hanna HI717 Checker HC Handheld Colorimeter for Phosphates HR bridges the gap between simple chemical test kits and professional instrumentation. Accurate, affordable and easy to use. First, zero the instrument…

    $49.95

    Quickly and accurately measure the Magnesium concentration in saltwater aquariums! Every test kit batch is certified and approved by Aquaforest ICP-OES testing reference solutions.   Recommended Magnesium Level - 1260ppm - 1500ppm   Aquaforest marine test kits are designed to quickly and accurately…

    $17.99

    Red Sea Salt provides the biologically balanced, natural levels of the foundation elements (Calcium, Magnesium & Carbonates) necessary for mature aquariums and enhanced coral coloration. BRS recommends using a complete salt mix, to save money and time on testing supplies and major element…

    Starting at:
    $26.99

    Treat and control unwanted parasites like flukes, tapeworms, flatworms, and turbellarians in your reef tank. Safe and effective Liquid concentrate praziquantel treatment Won't negatively impact biological filtration Use a treatment or to prevent infection Non-toxic to common aquarium inhabitants and…

    Starting at:
    $4.59

    …Red Sea Coral Package Includes: 1 kg - Red Sea Reef Foundation A (Ca/Sr) 1 kg - Red Sea Reef Foundation B (Alk) 1 kg - Red Sea Reef Foundation C (Mg) Red Sea Trace Colors A (Iodine/Halogens) - 500 mL Red Sea Trace Colors B (Potassium) - 500 mL Red Sea Trace Colors C (Iron/Trace) - 500 mL Red Sea…

    $119.99

        Formulated by Julian Sprung with pharmaceutical grade ingredients and high purity salts. Fast dissolving with repeatable performance, Two Little Fishies AccuraSea1 Salt Mix is a synthetic salt that has been engineered to simulate natural seawater, and packaged in individual packs ensuring an…

    Starting at:
    $26.99

    …more significant than others. These elements, the foundation of the reef environment, include the three major elements: Calcium (Ca), Magnesium (Mg) and Carbonates (CO3). All three have a major effect on water chemistry (pH stability, Alkalinity, ionic strength) and on many of the coral’s biological…

    $34.99

    …more significant than others. These elements, the foundation of the reef environment, include the three major elements: Calcium (Ca), Magnesium (Mg) and Carbonates (CO3). All three have a major effect on water chemistry (pH stability, Alkalinity, ionic strength) and on many of the coral’s biological…

    $34.99

    Discus are some of the most beautiful fish in the freshwater hobby. Hikari Discus food is specially formulated for growth and coloration of Discus fish without the use of beef heart which could lead to liver damage over time. Hikari has incorporated a mixture of shrimp, squid, blood worms, rotifers,…

    $4.99

    Krill is a great food for larger fresh or saltwater fish, that is packed with protein and other valuable vitamins. The nutritional content of Krill will help bring back the color of your fish while providing a food that is of some of the highest quality available.   Feeding Suggestions: Krill is…

    Starting at:
    $4.24

    Ocean Plankton can be found free floating in various parts of the ocean and is a food source for many different types and sizes of fish. The smaller particle is a great food for corals or fish and contain amazingly high amounts of protein. Feeding Suggestions: Feed only as much as your fish will…

    Starting at:
    $3.69

    Squid are naturally eaten by many reef fish and are naturally high in protein and fatty acids making them a great food source for almost all carnivorous marine fish. Hikari forms the squid into bite size pieces available in either a stick or chunk form that makes its very easy for your fish to…

    Starting at:
    $4.24

    The Milwaukee MI412 Low Range Phosphate Photometer is very simple to use and will give you readings on a large, easy to read LCD screen. The MI412 gives super fast results with a very high level of accuracy with the ability to give reproducible readings. Large LCD Display Reliable, Repeatable…

    $189.99

    Why does BRS recommend this? The Hanna Phosphate Checker is an awesome little tool that will give you accurate easy to read results.  If you have bad eyes or have a hard time with color change test kits, the digital readout on the Hanna checkers is super easy to read.  The biggest key with Hanna…

    $49.95

    The Hanna Alkalinity checker is an awesome little tool that will give you accurate easy to read results.  If you have bad eyes or have a hard time with titration test kits, the digital read out on the Hanna checkers is super nice and easy to read.  The biggest key with Hanna checkers is keeping the…

    $49.95

    Coralific Delite was developed directly for the nutritional requirements of corals. The innovative food lets you use it in two different ways, target feeding or broadcast feeding. Its gel type consistency that is made when mixed with your tanks water enables you to tailor the thickness of the food…

    $7.49

    All frozen foods do not ship free as described above. Frozen Foods will ship on Tuesdays and Thursdays only with UPS Next Day Air delivery service for a single flat rate of $29.99. Due to customs restrictions, we are unable to ship this product to Canada, Alaska, Hawaii, or any other US Territories…

    $7.46

    Everything you need to get started with ozone. (updated pictures coming soon to reflect Black Edition Ozone Generator) The Ozotech Poseidon 200 Kit Includes: Ozotech Poseidon 200 - Black Edition - Ozone Generator Milwaukee ORP Controller MC510 Ozotech Ozone Air Dryer   Bulk Reef Supply considers…

    $419.99

    200 MG/HR Ozone unit with ORP Controller and Air Dryer – easy to use and budget-friendly. Easy to read back-lit digital display. Utilizes the digital continuous sampling and control technology to control the ORP value more exactly and reliably. Designed for use in a humid environment. No regular…

    $219.99

    Redesigned with new 100 µL Pipette Accurately check your reef tanks calcium level with the Hanna HI758 Calcium Checker. Three simple steps to results. The Hanna Calcium Checker bridges the gap between simple chemical test kits and professional instrumentation. Accurate, affordable and easy to use.…

    $49.95

    Brine Shrimp are a very common food for fresh and saltwater fish, but do not hold much when it comes to nutritional value, but when gut-loaded they can provide the same nutritional value of the food that is contained within the gut of the brine shrimp. Brine shrimp are commonly used to entice new,…

    $4.99

    Why does BRS recommend this? When it comes to ozone reactors the Poseidon is a class leader by producing by constantly outperforming its competition.  With an adjustable output, and patented Cold Spark Corona Discharge not many other ozone generators come close to its performance in its price…

    $244.99

    All frozen foods do not ship free as described above. Frozen Foods will ship on Tuesdays and Thursdays only with UPS Next Day Air delivery service for a single flat rate of $29.99. Due to customs restrictions, we are unable to ship this product to Canada, Alaska, Hawaii, or any other US Territories…

    Starting at:
    $4.59

    All frozen foods do not ship free as described above. Frozen Foods will ship on Tuesdays and Thursdays only with UPS Next Day Air delivery service for a single flat rate of $29.99. Due to customs restrictions, we are unable to ship this product to Canada, Alaska, Hawaii, or any other US Territories…

    $7.46

    Why Use Carbon? Carbon has been used in aquariums for decades with the purpose of trapping organic pollutants that can normally cause your water to tint yellow, along with a possible foul smell. Your livestock will constantly produce organic waste that when broken down can be a catalyst for unwanted…

    Starting at:
    $12.00