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    …Magnesium is an essential part of coral development and water chemistry. Magnesium has multiple roles in the reef tank, most notably its ability to let calcium and alkalinity become supersaturated and keeping them steady and balanced. MG Plus is perfect for smaller tanks that do not require much…

    Starting at:
    $9.99

    …Corals Soft Corals Clams   Instructions: To make a solution add 80g of Aquaforest Dry KH Buffer to 1000 mL of RODI water. Stir vigorously and then let it sit for 24 hours before use. It is suggested to start with a dose of 5mL per 27 gallons of aquarium water daily. After each dose, test your…

    Starting at:
    $12.99

    …Many sumps will create noise and develop salt creep around the drain section of filtration system. The smoked black acrylic Somatic Drain Cover will let your tanks main drain plumbing pass directly through the cover along with your probes while minimizing salt spray and creep that the drain plumbing…

    $19.99

    The Triple Stack Dosing Vessels fit perfectly with the Somatic 90 or 120 Filtration Systems and let you store liquid dosing additives. The stacking design saves a bunch of space while having an ingenious method of extracting the additives from their respective vessels. Each container will index with…

    $139.99

    …  Don't have an Apex? No Problem! The COR-20 can be connected to an Apex, but it can also be used in a standalone method, where the controller lets you have simple control over the pump like, increasing and decreasing the speed as desired. Connecting the COR-20 to an Apex Controller can unlock…

    $349.95

    …of each pouch into separate mixing jugs, top them off with water, and you are ready for daily 2-part dosing. Making your own two-part solutions lets you know exactly what you are adding to your aquarium, while also saving money.    Bulk Reef Supply 2-part additives are made with only pharmaceutical…

    $239.99

    …water Prepare a small container and fill it with 20 mL (4 tsp) of aquarium water, and add a small amount of AF Growth Boost to the container and let it soak for about 5 minutes. After it has fully dissolved, add the solution to a high flow area of your aquarium, usually directly in front of a return…

    $13.99

    Adapter kit lets your Theiling Rollermat accept standard US plumbing fittings. Adapter kit includes: 1x 40mm to 1 1/4" PVC Adapter 1x 1/2" Sch. 80 Bulkhead (Slip x Thread) 1x 1" Sch. 80 Bulkhead (Slip x Thread) The Theiling Rollermat comes with metric bulkheads right out of the box. We have put…

    $28.99

    …WiFi Dongle lets you control any A360X light without the need of additional cords or hardware. The WiFi Dongle will plug right into the K-Link connector and let you connect directly to the light with any Android or iOS phone. The intuitive app boasts a ton of features that lets you do everything…

    $449.00

    …process. Remove the cap and fill the container the rest of the way with RO/DI or distilled water. Give the container a few more shakes and then let it sit until all the salts have fully dissolved before use. BRS Soda Ash Liquid Alkalinity - Fill a 1-gallon container 4/5 full of RO/DI or distilled…

    $99.99

    …process. Remove the cap and fill the container the rest of the way with RO/DI or distilled water. Give the container a few more shakes and then let it sit until all the salts have dissolved before use. BRS Soda Ash Liquid Alkalinity - Fill one of the 1-gallon mixing jugs 4/5 full of RO/DI or…

    $45.99

    …removed from the reservoir which can cause TDS creep and simply an inefficient use of water. XP Aqua's Flood Guardian lets you program in a 1 to 7-day delay timer that will let you pull water out of the reservoir without it being topped off every time. Just set how many days you want the Flood…

    $69.99

    …Sea didn't stop with great function and form. They integrated the control of the light into the ReefBeat smart aquarium app and the built-in WiFi lets you directly connect the light to your smart device to set the daily schedule, color, intensity, and other features. Optimal Output For Maximum Color…

    $349.00

    …Sea didn't stop with great function and form. They integrated the control of the light into the ReefBeat smart aquarium app and the built-in WiFi lets you directly connect the light to your smart device to set the daily schedule, color, intensity, and other features. Optimal Output For Maximum Color…

    $219.00

    …algae. The sturdy plastic handle lets you apply a lot of force, while the wide blade lets you scrape over 3" in a single swipe. The blades can be easily replaced for repetitive uses and only takes about 30 seconds to change out. The thin but strong handle lets you get in between your rockwork and…

    $16.99

    …can push up to 1500 gallons per hour with an incredibly efficient head-loss curve. Each pump comes with multiple different output fittings that let you adapt the COR pumps output to match your reef tanks current plumbing size. It is suggested to use the largest 1.25" Union that is included, but…

    $299.95

    …process. Remove the cap and fill the container the rest of the way with RO/DI or distilled water. Give the container a few more shakes and then let it sit until all the salts have fully dissolved before use. BRS Soda Ash Liquid Alkalinity - Fill a 1-gallon container 4/5 full of RO/DI or distilled…

    $239.99

    …Salt to 1 Gallon of RO/DI water. Let it mix until it is clear and test the specific gravity of the solution. Add salt or water as needed to meet your desired salinity. To mix by weight - Add approximately 1lbs of HW Reefer Salt every 3.6 gallons of RODI water. Let it mix until it is clear and test…

    $69.99

    …perfect pace that lets you set your frag or rock and mold the adhesive around the edges, while slowly becoming stiff enough to support frags from falling over.   Instructions: In a cup or small bowl place hot water (140ºF+) and place a portion of the AF Poly Glue into the water and let it sit for a…

    $28.99

    …light materials that reduce the rotating mass keeping the pump energy efficient. The Hybrid Wheel is housed in Nyos's Clear-View Reactor volute that lets you see the bubbles being created at the source, while also allowing to you identify any foreign objects that may have entered the volute.    Once…

    $399.99

    …light materials that reduce the rotating mass keeping the pump energy efficient. The Hybrid Wheel is housed in Nyos's Clear-View Reactor volute that lets you see the bubbles being created at the source, while also allowing to you identify any foreign objects that may have entered the volute.    Once…

    $499.99

    …light materials that reduce the rotating mass keeping the pump energy efficient. The Hybrid Wheel is housed in Nyos's Clear-View Reactor volute that lets you see the bubbles being created at the source, while also allowing to you identify any foreign objects that may have entered the volute.    Once…

    $799.99

    …light materials that reduce the rotating mass keeping the pump energy efficient. The Hybrid Wheel is housed in Nyos's Clear-View Reactor volute that lets you see the bubbles being created at the source, while also allowing to you identify any foreign objects that may have entered the volute.    Once…

    $1,190.00

    …cable lets you connect two VarioS pump controllers or Gyre Interface Modules directly to a 0-10v controller like the Neptune Apex Controller.   Connect your VarioS or Gyre pumps directly to any controller with a 0-10v port that uses a standard ethernet jack to connect. The Y Modules Cable lets you…

    $11.99

    Eshopps sumps are made out of quality components and let you add additional water volume while giving you more space for filtration and equipment placement. The design of the Refugium series of sumps is simply outstanding. From a drain and return chamber cover, individual flow paths, and ease of…

    $274.99

    Eshopps sumps are made out of quality components and let you add additional water volume while giving you more space for filtration and equipment placement. The design of the Refugium series of sumps is simply outstanding. From a drain and return chamber cover, individual flow paths, and ease of…

    $340.99

    Eshopps sumps are made out of quality components and let you add additional water volume while giving you more space for filtration and equipment placement. The design of the Refugium series of sumps is simply outstanding. From a drain and return chamber cover, individual flow paths, and ease of…

    $426.99

    …Aquatic Life's Ceiling Cover System lets you cover any unsightly connections that your light's wire hanging kit may leave at your ceiling. The 4" diameter circle can be easily mounted and removed from the cover's backing plate that holds the cover in place and lets your light's current hanging kit…

    $30.00

    …the tank.   BRS takes the utmost care when packaging and shipping bulbs.  We are always trying to find the best possible way to ship bulbs and minimize breakage.  We are very successful at shipping bulbs, however if damage is to ever occur during transit please just let us know as soon as possible.

    Starting at:
    $19.99

    …Corals Clams   Instructions: To make a solution add 50g of Dry Calcium and 10g of Dry Magnesium to 1000 mL of RODI water. Stir vigorously and then let it sit for 24 hours before use. It is suggested to start with a dose of 5mL per 27 gallons of aquarium water daily. After each dose, test your…

    Starting at:
    $12.99

    …corals LPS Corals Soft Corals Clams   Instructions: To make a solution add 25 g of Reef Mineral Salt with 1000 mL of RODI water. Mix vigorously and let sit for 24 hours before use. The amount to dose will equal the amount of Aquaforest Calcium Dry required to maintain levels. Reef Mineral Salt…

    Starting at:
    $12.99

    …racks should be straightforward and easy to use. Many companies are coming out with colorful frag racks that can barely support their own weight, let alone 30+ coral frags. Oceans Wonders has always made a frag rack using high-quality magnets that can support massive amounts of frags. The N52 Pro…

    $39.99