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    Deionization (DI) Resin is used as the last stage of a RODI system to reduce any remaining total dissolved solids (TDS) down to undetectable levels, making perfect water for reef tanks. Professionally Packed Color Changing (Changes from blue to brown as it depletes) Vacuum packed in foil-lined 4mm…

    $23.99

    This kit works with all BRS 4 Stage RO Only Systems along with most other RO systems that use 10" canisters. This kit includes: Purtrex 5 Micron Sediment Filter MATRIKX CTO 5 Micron Carbon Block MATRIKX CTO 1 Micron Carbon Block We recommend changing sediment filters when they become visually dirty…

    $21.99

    …dissolved before use.   Detailed BRS Total Package Instructions   What's Included? 1x BRS 7lb Bulk Pharma Calcium Chloride 1x BRS 7lb Bulk Pharma Soda Ash 1x BRS 7lb Bulk Pharma Magnesium Chloride 1x BRS 7lb Bulk Pharma Magnesium Sulfate 3x BRS One Gallon Mixing Jugs with Caps - Jug color may vary…

    $99.99

    Recommended Installation for this package* Stage One - Purtrex 5 Micron Sediment Filter Stage Two - BRS Chlorine & VOC 5 Micron Carbon Block Filter Stage Three - BRS Universal 1 Micron Carbon Block Filter Stage Four - Omnipure Inline Carbon Block Last Stage - DI Resin Our filter kits feature some of…

    $54.99

    This cartridge is used for holding biopellets in the BRS reactor. It uses a plastic strainer rather than foam to help avoid clogging. This cartridge can also be used in the standard BRS GFO & Carbon Reactor.

    $9.99

    Number 10 Replacement Scalpel Blade works with # 3 Scalpel Handles. Scalpel blades are extremely handy for fragging leathers, mushrooms, and other soft corals.   Each blade is individually packaged and sterilized with Gamma Radiation. The blades can be used multiple times but do become dull rather…

    $.49

    Why does BRS recommend this? RO Tube Cutters are one of the secrets to working with RO tubing and making it much easier.  They give a perfect cut every time and we won’t even attempt cutting RO tubing with a razor blade because they always leave a deformation in the tubing.  A single RO tube cutter…

    $5.99

    The golden rule of plumbing is that every job takes three trips to the store. While this can be frustrating locally it can be much worse when shopping online. Being short a fitting or two can delay a plumbing project for days. Here are some quick tips to avoid this. Plan your plumbing on paper.…

    Starting at:
    $1.99

    …at reasonable prices. While most companies claim their carbon is the best, our statement is backed with true science and real numbers.   BRS Bulk Lignite Carbon comes in small or large particles. Large particles are easier to work with, while the small particles will be slightly more efficient.…

    Starting at:
    $11.99

    …not needing as much makes it last much longer.  Also with its super low dust content rinsing is quick and doesn’t require much water at all. BRS Bulk Premium ROX 0.8 Aquarium Carbon offers superior absorption, less dust and pristine water clarity. Typically used by pharmaceutical companies to create…

    Starting at:
    $20.99

    Everything you need to maintain calcium & alkalinity in your reef tank! BRS Kalkwasser is not your typical calcium hydroxide. It is made from an ultra-pure source that contains extremely low amounts of aluminum and compared to traditional kalkwasser you can actually see the difference. If you are…

    $62.99

    MATRIKX + CTO®/2 filters are the most widely used carbon block devices in the world and provide previously unattainable performance at the lowest price point. MATRIKX + CTO®/2 filters simultaneously remove chlorine taste and odor and organic chemicals that contribute to taste and odor while…

    $127.99

    Ultra Pure Magnesium Additive for 2-Part Maintenance in your Reef Tank! Maintaining proper magnesium levels helps achieve the essential balance of calcium and alkalinity in your tank by preventing excess calcium carbonate precipitation. Not all magnesium additives are created equal and the largest…

    $17.49

    …dissolved before use.   Detailed BRS Total Package Instructions   What's Included? 1x BRS 7lb Bulk Pharma Calcium Chloride 1x BRS 7lb Bulk Pharma Soda Ash 1x BRS 7lb Bulk Pharma Magnesium Chloride 1x BRS 7lb Bulk Pharma Magnesium Sulfate 3x BRS One Gallon Mixing Jugs with Caps - Jug color may vary…

    $239.99

    Clear PVC Jug with cap – perfect for mixing and storing your 2 Part solution.

    $2.99

    Why does BRS recommend this? Water Saving Upgrade Kits are probably our most recommended RODI upgrade. If you have proper pressure (65+ PSI) we highly recommend installing the kit, because it will produce water twice as fast as a standard 75 GPD or 100 GPD membrane while cutting the amount of…

    Starting at:
    $59.99

    Create a plumbing masterpiece. Schedule 40 PVC Pipes for your plumbing needs in Purple. Solid color with no text written on pipe Sold in 46 inch lengths Sharper look than white Schedule 40 PVC Compatible with Schedule 80 PVC Available in 8 Colors Green Orange Grey Violet Yellow Black Blue Red

    Starting at:
    $9.99

    Z style triple bracket for standard 10" x 2.5" RO canisters. If you are building your own RODI or other types of water filtration systems, our Z-Brackets will give any system the professional touch. Each canister can be mounted in a north-south or east-west orientation, and with a little wiggle room…

    $9.99

    Why does BRS recommend this? Bulk Reef Supply tried many different water level switches and auto top off solutions before giving the Tunze 3155 Osmolater Universal Auto Top Off BRS Recommended status. Despite its higher price this is by far our favorite solution. Spending the extra money on a Tunze…

    $199.99 $159.99

    …the package to deplete the resin while its waiting to be used. Our resin can remain packaged this way for 2 years without losing its capacity. Our bulk DI bags are perfect for reefers who process a lot of water or otherwise go through resin quickly. The bags are resealable via a featured zipper…

    Starting at:
    $11.99

    …(500mL) 1/4 Gal (950mL) 1/2 Gal (1900mL) 1 Gal (3800mL)   BRS Bulk Biopellets are made from 100% natural Polyhydroxyalkanoates or PHA and are an excellent solid carbon source for denitrifying bacteria in the aquarium.   BRS Bulk Biopellets are produced by a leader in the industry, designed…

    Starting at:
    $29.99

    …by a mixed bed resin, but produce much better results and are much more efficient! Two Sizes Available: 1.4 lb Single Cartridge Refill 8.4 lb Bulk Package - up to 6 single cartridge refills   Deionization Resin Reverse osmosis systems can remove up to 99% of contaminants from your water, however,…

    Starting at:
    $14.99

    Ultra-pure Kalkwasser for Reef Tanks! BRS Pharma Kalkwasser is not your typical calcium hydroxide. It is made from an ultra-pure source that contains extremely low amounts of aluminum and compared to traditional kalkwasser you can actually see the difference. If you are adding Kalk to your ATO…

    $256.99

    Hole saw sizes included in this set: 3/4"/ 19mm, 1"/25mm, 1-1/8"/28.5mm, 1-1/4"/32mm, 1-1/2"/38mm, 1-3/4"/44mm, 2"/51mm, 2-1/2"/64mm, 3"/76mm, 3-1/2"/89mm, 4"/102mm, 5"/127mm Drill Bit Size Uniseal Size 1.25"/32mm 1.75"/44mm 2.5"/64mm 3"/76mm 3.5"/89mm 4"/102mm 5"/127mm 6"/89mm 1/2" Uniseal x - - -…

    $19.99

    Bulk Soda Ash - Ultra Pure Alkalinity Additive for your Reef Tank! Bulk Reef Supply 2-part additives are the perfect solution to replenish the intake of calcium and alkalinity coral consumes when it grows. Using only pharmaceutical grade ingredients allows you to keep a cleaner reef with fewer…

    $23.99

    New: BRS Universal Carbon Blocks were developed to be the best industry solution for chloramines, chlorine and well water to help make filter selection easier for everyone. The new block represents the latest in carbon technology by increasing surface area, volume of carbon and catalytic sites…

    $16.99

    …BRS RODI system can be installed within minutes with the easy to use Mur-lok push-connect fittings that allow you to make leak-free connections. Bulk Reef Supply RO/DI systems only use the latest filters and components in Reverse Osmosis technology. We have designed our RO/DI units especially for…

    Starting at:
    $149.99

    The golden rule of plumbing is that every job takes three trips to the store. While this can be frustrating locally it can be much worse when shopping online. Being short a fitting or two can delay a plumbing project for days. Here are some quick tips to avoid this. Plan your plumbing on paper Don't…

    Starting at:
    $2.99

    Why does BRS recommend this? We have never heard “I put too many unions on my plumbing.” When it comes to the initial plumbing, servicing, repair, or replacement of any hardware unions will be your best friend.  For a couple extra bucks right off the start, down the line they will pay for themselves…

    Starting at:
    $4.99

    Bulk Reef Supply Activated Lignite Carbon is a high quality carbon at an affordable price. This American made carbon will remove coloring, pollutants, and medications from the water. Features and benefits: Better performance then name brand carbons Crystal clear water A healthier tank Press "more"…

    Starting at:
    $10.99

    The golden rule of plumbing is that every job takes three trips to the store. While this can be frustrating locally it can be much worse when shopping online. Being short a fitting or two can delay a plumbing project for days. Here are some quick tips to avoid this. Plan your plumbing on paper Don't…

    Starting at:
    $1.99

    …much which equals out in the long run.  High Capacity is going to have less dust than almost all other GFO on the market and being able to buy it in bulk saves a ton of money. High Capacity GFO is the best performing GFO we stock and capable of removing close to twice the phosphate as standard GFO…

    Starting at:
    $46.99