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    …water. The kit includes the upgraded GE 1 micron Purtrex Depth Sediment Filter, a new 1 Micron BRS Universal Carbon Block and a BRS Color Changing DI Refill. This kit can be used with NEW 4 Stage BRS RO/DI systems as well as legacy systems and all major competitor 4 stage RO/DI systems that use…

    $30.99

    Know Your Flow! 1/4" Flow Sensor for the Fluid Metering Module from Neptune.  The FS-25 will work with flow rates from 3-12 gph, and will connect to any standard 1/4" push connect tubing. Usually used with a return pump, this flow sensor can be placed in line with the flow on any pipe, connected to…

    $19.95

    Makes 4 Liters of Each Core7 Reef Supplements Component! Super-Concentrated Trace Element Solutions for Non-Triton Methods Including all major and minor trace elements required for coral growth. These additives have been designed for reef tanks that are not following the Triton Method.   4x4 Bulk…

    $147.00

    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

    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

    …entering your water. Deionization resin is normally used after a reverse osmosis membrane but can be used on its own. We highly recommend using DI resin after a RO membrane since it will greatly increase the active lifespan of the resin. Purity of water is normally read in Total Dissolved Solids…

    $38.00

    …to 0 TDS after the triple DI system. Many water supplies have impurities like phosphates, ammonia, and CO2 that can use up deionization resin quickly and by using single bed cation and anion resins that are backed up by a mixed bed resin, you will only need to replace the DI cartridge that has been…

    Starting at:
    $339.99

    Silica gel beads for Ozone Air Dryers. Starts blue and turns pink when saturated. Bake in oven at at 300° F for 3 hours to recharge to blue. 1.5lbs DI Air Dryer Media (Desiccant).

    Starting at:
    $24.99

    …sediment filter, two new 1 Micron BRS Universal Carbon Block and a BRS Color Changing DI Refill. This kit can be used with 6 Stage Universal BRS RO/DI systems, legacy BRS systems and all major competitor dual DI 6 stage RO/DI systems that use standard 10” filters.   Recommended Installation for this…

    $61.99

    …standard AA Batteries    BulkReefSupply.com suggests installing the dual TDS meter post membrane and post DI stage. These two readings will notify you when it's time to change the RO membrane and DI resin. This unit features a digital display and comes with two 1/4" GA Murdock Quick Connect Tee's…

    $45.99

    …Stage Two - MATRIKX CTO 5 Micron Carbon Block Stage Three - MATRIKX CTO 1 Micron Carbon Block Stage Four - Omnipure Inline Carbon Block Last Stage - DI Resin Our filter kits feature some of the most widely used and trusted brands in the world Including GE, KX Technologies, Pentek and Omnipure. The…

    $47.99

    BRS 5 Stage Drinking Water RO System Instructions   The BRS 5 Stage RO Drinking Water Reverse Osmosis System includes all the essential features necessary to start making pure RO water for your saltwater tank as well as supply drinking water at 75 gallons per day.   Drinking Water Features: 3.2…

    Starting at:
    $239.99

    …DOW membranes because it offers 98% rejection at easier to obtain water pressures. The higher rejection will result in better quality water and lower DI resin consumption. Flow and rejection rates are based on the following: 550ppm soften water 65 PSI 77 degree water 15% Permeate Recovery Data taken…

    $59.99

    …Dual 75 GPD Dow Filmtec Membranes* Dual 100 GPD Dow Filmtec Membranes** Deionization Resin Dual Mixed Bed DI Stage with Refillable Cartridge Dual Mixed Bed DI Stage with Refillable Cartridge Dual Mixed Bed DI Stage with Refillable Cartridge Dual Mixed Bed DI Stage with Refillable Cartridge Waste

    Starting at:
    $289.99

    Start Replenishing Calcium and Alkalinity in your Reef Tank! Keep your corals growing with the BRS 2-Part Calcium & Alkalinity Starter Package. The kit includes everything to make one gallon of calcium, alkalinity, and magnesium and to start daily dosing, it even includes mixing jugs, dispensing…

    $45.99

    BRS 4 Stage Value Systems are perfect for reefers who have water treated with chlorine, low volume chloramines and most well water. If you are unsure what your water is treated with try a quick test strip or checkout the BRS Universal Line which treats all types of water for virtually any size tank…

    $149.99

    …with an Auto Shut Off Valve - The solenoid valve can be placed anywhere after your DI and before the water enters your reservoir. This method will let you use your RODI system like normal if you split the RO or DI water off to any other reservoirs while allowing the XP RO/DI Flood Guardian to work…

    $69.99

    BRS Universal Carbon Blocks are manufactured using high performance catalytic active carbon combined with a new binder system technology which maximizes the availability of the critical catalytic sites. The combination of advanced carbon technology, increased volume of carbon contained in each…

    $399.99

    Easily Adapts Sumps Without Sock Trays Add the Klir Di-7 Fleece Filter to sumps without sock trays or to DIY sump applications using the Klir Filter Bracket.    The Flow Diverting cap will work with a variety of sumps with 7 inch filter sock holes    Features: Dual Submerged 1 inch inputs Compatible…

    $119.99

    …Dual 100 GPD Dow Filmtec Membrane** Deionization Resin Single Mixed Bed DI Stage with Refillable Cartridge Single Mixed Bed DI Stage with Refillable Cartridge Single Mixed Bed DI Stage with Refillable Cartridge Single Mixed Bed DI Stage with Refillable Cartridge Waste to Product Water Ratio 3:1 3:1…

    Starting at:
    $199.99

    …Dual 100 GPD Dow Filmtec Membrane** Deionization Resin Single Mixed Bed DI Stage with Refillable Cartridge Single Mixed Bed DI Stage with Refillable Cartridge Single Mixed Bed DI Stage with Refillable Cartridge Single Mixed Bed DI Stage with Refillable Cartridge Waste to Product Water Ratio 3:1 3:1…

    Starting at:
    $149.99

    …pressure to 80 psi or slightly higher.This will increase efficiency as well as the rate of production, and can also potentially decrease consumption of DI resin. Get maximum output and the best quality filtered water from your RO system!   The Smart Buddie booster pump is quiet, easy to install, and…

    $129.99

    Months of Maintenance-Free Filtration! Klir Di-4 Filter Drop-In Fleece Filter System fits in most sumps with a 4" filter sock tray and will eliminate the need to replace filter socks. The 50-micron fleece roll will help eliminate free-floating particles and automatically advance when the fleece…

    $249.99

    Months of Maintenance-Free Filtration! Klir Di-7 Filter Drop-In Fleece Filter System fits in most sumps with a 7" filter sock tray and will eliminate the need to replace filter socks. The 50-micron fleece roll will help eliminate free-floating particles and automatically advance when the fleece…

    $299.99

    …Dual 100 GPD Dow Filmtec Membrane** Deionization Resin Single Mixed Bed DI Stage with Refillable Cartridge Single Mixed Bed DI Stage with Refillable Cartridge Single Mixed Bed DI Stage with Refillable Cartridge Single Mixed Bed DI Stage with Refillable Cartridge Waste to Product Water Ratio 3:1 3:1…

    Starting at:
    $264.99

    …include a single cartridge refill of color changing DI resin in a vacuum packed mylar bag.    Recommended installation for this filter kit: Stage one: Purtrex 5 Micron Sediment Filter Stage two: BRS Chlorine VOC 5 Micron Carbon Block Last stage: DI Resin   BRS Chlorine and VOC Carbon Blocks are…

    $26.99

    …Carbon Block and a BRS Color Changing DI Refill.    Recommended installation for this package: Stage one: GE ROsaves.Z 1 Micron Sediment Filter Stage two: BRS Universal 1 Micron Carbon Block Stage three: BRS Universal 1 Micron Carbon Block Last stage: DI Resin   BRS Universal Carbon Blocks are…

    $51.99

    …Dual 100 GPD Dow Filmtec Membrane** Deionization Resin Single Mixed Bed DI Stage with Refillable Cartridge Single Mixed Bed DI Stage with Refillable Cartridge Single Mixed Bed DI Stage with Refillable Cartridge Single Mixed Bed DI Stage with Refillable Cartridge Waste to Product Water Ratio 3:1 3:1…

    Starting at:
    $214.99

    …Purtrex 5 Micron Sediment Filter Stage Two - 20" MATRIKX CTO 5 Micron Carbon Block Stage Three - 20" MATRIKX CTO 0.6 Micron Carbon Block Last Stage - DI Resin Our filter kits feature some of the most widely used and trusted brands in the world Including GE, KX Technologies and Pentek. The 10” filter…

    $99.99

    Months of maintenance-free filtration! Designed to work with the Klir Di-4 Drop-In Fleece Filter System.    Replacement 25 yard 50-micron roll of fleece directly from Klir. Rolls can last anywhere from a few weeks to 3+ months and will vary depending on your aquariums bio-load, feeding habits, and a…

    $13.99

    Months of maintenance-free filtration! Designed to work with the Klir Di-7 Drop-In Fleece Filter System.    Replacement 50 yard 50-micron roll of fleece directly from Klir. Rolls can last anywhere from a few weeks to 3+ months and will vary depending on your aquariums bio-load, feeding habits, and a…

    $19.99

    …Block Filter BRS Universal 1 Micron Carbon Block Filter 75 GPD Dow Filmtec Membrane Omnipure Inline Carbon Block Pre-filled Single Deionization (DI) stage with refillable cartridge   Parts Bag Includes: 3/8" Push connect drain saddle clamp to plumb the waste water line Mur-lok Push Connect Inline…

    Starting at:
    $269.99