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    Complex system of non-pathogenic aerobic and anaerobic microbes, as well as natural enzymes, specifically formulated to establish biological filtration in new aquarium set-ups, and to enhance the rate of nitrification, denitrification, and organic waste degradation in marine and freshwater aquaria…

    $7.59 Regular Price: $
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    The IceCap 7 inch Media Cup has lots of capacity for just about any type of filtration media and makes a very cost-effective replacement for regular filter socks. Just put the Media Cup in place of your 7" filter sock and fill it with your favorite filter media. Or, pack some filter floss into the…

    $17.99 Regular Price: $
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    …water clean and polished with Eshopps 300 Micron Filter Socks! The circular filter socks are designed to work with Eshopps sumps that accept a 7" standard circular filter sock and are a direct replacement for the included filter socks. The 300-micron rating allows large visible pieces of detritus…

    $12.98 Regular Price: $

    …RMS can support XR15 and XR30 lights on the same track Flexible slide mounts allow for precise placement of your Radions Mounts Radions approximately 7 inches (18cm) above the tank The Multi-Light Radion Mounting System requires the purchase of the three main components: RMS Track - Horizontal piece…

    $46.20 Regular Price: $
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    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 eliminatefree-floating particles and automatically advance when the fleece starts to clog, exposing new fleece. The…

    $269.98 Regular Price: $
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    …sock tray and direct the water into the Klir filter. It's adjustable and allows you to easily dial the the flow rate to divert excess flow or filter less aggressively. The Flow Diverting cap will work with a variety of sumps with 7 inch filter sock holes What's Included? 1x 7" Flow Diverting Cap

    $21.99 Regular Price: $

    …Tanks Add 2 oz. (60 ml) of Hydroplex per 5 gal. (20 liters) of water. Dosage may be repeated after 24 hours and every 48 hours thereafter for up to 7 days. Note: Do not use carbon filtration or other chemical absorbents. CAUTION: This product is not reef safe; do not use in display aquarium. Not…

    $8.99 Regular Price: $
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    …Bar 832 The most comprehensive aquarium controlling and monitoring system to date is finally here. The Energy Bar 832 now has eight individual, 7 amp relayed outlets letting you use any outlet for any device. Each individual outlet can also monitor and detect power usage in amps or watts, letting…

    $1,519.90 Regular Price: $
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    …Stage 5 -Pro Series Cation Deionization Resin Stage 6 -Pro Series Anion Deionization Resin Stage 7 - Pro Mixed Bed Cation Deionization Resin BRS RO/DI 7 Stage Pro Plus RO/DI System Comparison 7 Stage 75 GPD Pro Plus RO/DI System7 Stage 100 GPD Pro PlusRO/DI System7 Stage 150 GPDWater Saver Pro…

    $379.99 Regular Price: $
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    …Easy to grip, non-slip handle Wide lip for a mess-free pour Available in 1.5 Qt, 3 Qt and 5 Qt Dishwasher safe Three Sizes Available 1.5 Qt - 8" x 7" x 5.5" 3 Qt - 10.5'' x 9'' x 5.5'' 5 Qt - 11.5'' x 9'' x 5.5'' OXO has been producing quality kitchen equipment since 1990 under the philosophy of…

    $10.99 Regular Price: $
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    …& reusable Great for medias of all sizes Draw string keeps media inside Conforms to baffles and chambers Media Capacity 4 x 8 Mesh Media Bag with Draw String - 4.25 Cups / 1000mL 4 x 14 Mesh Media Bag with Draw String - 9.5 Cups / 2250mL 7 x 16 Mesh Media Bag with Draw String - 32 Cups / 7570mL

    $6.49 Regular Price: $
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    …Turn off UV filters, ozone filters, and remove chemical filtration media. Use 1 measure (included) per every 8 L (2 gallons). Repeat this dose every 7 days to a maximum of 3 weeks. Dosing in Food - For Treatment of Internal Bacterial Infections Feed the medicated food mix (recipe below) every day…

    $7.59 Regular Price: $
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    …vary depending on your aquariums bio-load, feeding habits, and a few other variables. The 50-micron fleece can handle up to 1800 GPH through the 7" Klir filter system. Using 50-micron fleece will double if not quadruple the filtering performance of traditional filter socks leaving you with crystal…

    $21.99 Regular Price: $

    …calcium and alkalinity in your reef tank with a high-performance dual chamber calcium reactor from Reef Octopus. The Super Reef Octopus CR3000D 7" Dual Calcium Reactor has all the performance you've come to expect from the expert series of Super Reef Octopus. Rated for aquariums up to 375 gallons…

    $762.29 Regular Price: $

    …but also critters that could have gone down your overflow from damaging pumps and other expensive piecesof equipment. It is suggested to change or clean the filter sock every 3 days to keep organics from breaking down into ammonia or other toxic compounds. Sock Length -13" Opening SIze - 7" x 4.5"

    $14.98 Regular Price: $
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    …1600 GPH Sizes Available RSS05DX - 6 3/8" L x 2 5/8" W x 3 5/8" H (Nano tank) RSS07DX - 5 1/4" L x 3 7/8" W x 5 1/4"H (Up to 60 Gallon tank) RSS12DX - 7 1/4" L x 4 1/4" W x 5 1/4" H (Up to 120 Gallon tank) RSS18DX - 12 1/2" L x 4 1/4" W x 5 1/4" H (Up to 200 Gallon tank) RSS24DX - 18 5/8" x 4 1/4" W…

    $62.99 Regular Price: $
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    …mixing container and stir to dissolve; dose the resultant solution to the aquarium system as required to maintain the alkalinity within a range of 7 - 12 dKH. Up to 60 g per 8-fl. oz. of purified water may be mixed at once.Advanced Instructions and Guidelines:Create a stock solution by dissolving…

    $13.60 Regular Price: $
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    …Stage 5 -Pro Series Cation Deionization Resin Stage 6 -Pro Series Anion Deionization Resin Stage 7 - Pro Mixed Bed Cation Deionization Resin BRS RO/DI 7 Stage Pro Plus RO/DI System Comparison 7 Stage 75 GPD Pro Plus RO/DI System7 Stage 100 GPD Pro PlusRO/DI System7 Stage 150 GPDWater Saver Pro…

    $364.99 Regular Price: $
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    …DM-1 TDS Meter Membrane Flush Valve Glycerin Filled Pressure Gauge Inline Ball Valve RO Body Dimensions 16" x 6.25" x 15.5" 16" x 7" x 15.5" 16" x 7" x 18" 16" x 7" x 18" DI Canister Dimensions 10" x 6.25" x 14" 10" x 6.25" x 14" 10" x 6.25" x 14" 10" x 6.25"x 14" Recommended Minimum Water Pressure…

    $319.99 Regular Price: $
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    This kit works with all BRS 6 Stage RO/DI or 5 Stage RO/DI Systems along with most other RO/DI systems that use 10" canisters. If your water supply is off a well, or your city uses chlorine to treat the water, Matrix Filters are a great value option and will effectivelyprepareyour water for…

    $62.99 Regular Price: $

    …installation Requires vertical rims less than 1.25” thick and euro-bracing less than 0.50” thick Available for 4 and 7 inch socks; sold with socks (DX) and without (regular) Three models (4” 1 inlet, 7” 1 inlet, 7” 2 inlet) sold as DX or regular; 6 configurations

    $30.99 Regular Price: $34.99

    …for the value-minded reefer. Features Proven wine-glass body shape Great foam production Space-saver design Designed for ease of maintenance Curve 7 Sizing Recommendations Light Bioload: 180 gallons Medium Bioload: 125 gallons Heavy Bioload (most common): 90 gallons Specifications Footprint: 9.25"…

    $299.99 Regular Price: $

    …Compact, space-saver design Designed for ease of maintenance Precision, geared water level control Vibration Reducing Feet and Connectors Curve 7 Elite Sizing Recommendations Light Bioload: 200 gallons Medium Bioload: 150 gallons Heavy Bioload (most common): 100 gallons Specifications Footprint:…

    $369.99 Regular Price: $
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    …say, BRS is all about making reefing fun and easy... and what could be more fun than your very own Mr. Chili plush!? Snuggle up to this adorable 7 inch stuffed Chili on a Winter evening, gift him to your favorite junior reefer, or make him the mascot of your office or tank room. The places this…

    $9.99 Regular Price: $
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    …Resin Pro Series Anion Deionization Resin Pro Series Mixed Bed Cation Deionization Resin The 7 Stage Pro RO/DI Replacement Filter Kit has been upgraded with the latest in carbon block technology and the best 7 stage RO/DI solution to universally treat for chloramines, chlorine and well water. The…

    $78.99 Regular Price: $

    Bulk Magnesium Chloride - Ultra Pure Magnesium Additive for your Reef Tank! Keep your reef balanced - Use with BRS Pharma Magnesium Sulfate Maintaining proper magnesium levels helps achieve the essential balance of calcium and alkalinity in your tank by preventing excess calcium carbonate…

    $23.99 Regular Price: $

    Bulk Magnesium Sulfate - Ultra Pure Magnesium Additive for your Reef Tank! Keep your reef balanced - Use with BRS Pharma Magnesium Chloride Maintaining proper magnesium levels helps achieve the essential balance of calcium and alkalinity in your tank by preventing excess calcium carbonate…

    $23.99 Regular Price: $

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

    $25.99 Regular Price: $

    Bulk Pharma Calcium Chloride - Ultra Pure Calcium Additive for your Reef Tank! Bulk Reef Supply 2-part additives are the perfect solution to replenish theintake of calcium and alkalinity coral consumes when it grows. Using only pharmaceutical based ingredients allows you to keep a cleaner reef with…

    $23.99 Regular Price: $

    Ideal for large changes in alkalinity levels or daily dosing in aquariums with high pH. Bulk Pharma Sodium Bicarbonate -Ultra-pure Alkalinity Additive for your Reef Tank! Bulk Reef Supply 2-part additives are the perfect solution to replenish theintake of calcium and alkalinity coral consumes when…

    $22.99 Regular Price: $

    V2O Aquarium Foods sources their fresh marine Copepods from the cold waters of Norway, providing only the best quality ingredients for your aquarium inhabitants. These highly nutritious, phytoplankton-enriched "Cyclops" or "Zooplankton" copepods are naturally rich in beneficial Omega-3 fatty acids…

    $14.99 Regular Price: $

    The IceCap 7" Felt Filter Sock is made of thick floss material ideal for removing small particulates from your water column and the plastic ring is designed to fit larger 7 inch filter sock holders common to larger sumps. Filter socks are used as an effective first stage of an aquariums filtration…

    $9.09 Regular Price: $