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BRS Customer Appreciation Event - Every Preferred Reefer Order Gets a Chance at $10 to $500 Dollars off a future order - Sign Up Today BRS Customer Appreciation Event - Every Preferred Reefer Order Gets a Chance at $10 to $500 Dollars off a future order - Sign Up Today

Water Top Off

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    The Tunze Osmolator Nano 3152 Auto Top Off is designed for smaller tanks, approximately 50 gallons and under. One of the safest ATO’s available. Utilizes a single sensor to monitor water levels and a controller that protects against overdosing. Magnetic holder for sensors up to 10mm or .39".…

    $109.99 Regular Price: $

    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…

    $214.99 Regular Price: $
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    …filter socks are 100 micron rating. Draw String Tabs Tabs are located on the top support brace in front of the 1” bulkhead fittings (which are included). The purpose of these tabs is to provide a location for tying off 7” diameter filter socks that have draw strings. Dual Platforms RUBY…

    $394.99 Regular Price: $

    …system to function, if you already have a HYDROS aquarium controller, this is a very economical add-on to manage water top off functions. HYDROS Water Level Sensor The HYDROS Water Level Sensor contains no moving parts that can fail. Its extremely tiny; a little over a half-inch thick with a…

    $79.99 Regular Price: $

    The HYDROS Water Level Sensor is an optical sensor you can use for a variety of aquarium applications, such as sensing when your tank needs to be topped off or to detect when a dosing container needs a refill. The optical eye is magnetically coupled with the magnet side measuring only thick. It can…

    $39.99 Regular Price: $

    …who are limited in cabinet space but dont want to skimp on a quality reservoir for their water top off. Constructed from cell-cast black acrylic with beveled edges and featuring a clear front panel for easy water level monitoring, a hinged lid with knob for quick refills, and a pre-drilled 1.25 hole…

    $155.00 Regular Price: $
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    …is through the side, this also minimizes the clearance needed above the scrubber. With the way water drains through the drawer, depending on your flow rate, you may not need to even turn off the water into the scrubber since the drains are built into the main body and not the drawer. The lid of the…

    $1,369.00 Regular Price: $
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    Use the Water Valve from Tunze to connect to the Tunze Osmolator - the water valve replaces the pump with an electrically operated solenoid. Use it to control the flow of water from a tube rather than pumping it from a container like gravity-fed auto top off system. Max Water Pressure - 145 PSI (10…

    $97.49 Regular Price: $

    …system is a great top off unitfor reefers on a budget. Audible Alert Adjustable timer based Safety Multiple configurations Visual LED signals Includes float switches and brackets Float Sensors The A.T.O. is equipped with (2) float sensors that activate within seconds when your water level drops and…

    $92.00 Regular Price: $

    …sensors to monitor your water level. The dual sensor design allows for the ATK to have one main water level sensor and the other as a backup should the first ever get dirty. On top of the optical sensors, a mechanical float valve is integrated into the pre-assembled water level mechanism that will…

    $224.95 Regular Price: $

    …added to the tank. Control nitrate levels by reducing feedings, increasing the water change schedule and maintaining a properly sized protein skimmer. Use nutrient-free RO/DI water for water changes and top off water Shorten your lighting period or intensity. In some cases aquarists have found…

    $22.99 Regular Price: $
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    …filter socks are 100 micron rating. Draw String Tabs Tabs are located on the top support brace in front of the 1” bulkhead fittings which are included. The purpose of these tabs is to provide a location for tying off 7” diameter filter socks that have draw strings. Trigger Systems…

    $269.99 Regular Price: $

    …construction and full top support brace Quiet water flow operation design Interchangeable floss filter box and filter sock holder (filter sock included) Removable heater holder, test probe holder and dosing holes included Removable auto-top-off float valve holder Water level adjustable…

    $279.99 Regular Price: $

    …(not included) can be placed to pump water back through the Reefer tanks return plumbing. When water starts to evaporate all Reefer systems include an integrated top off system and reservoir that can hold a few days worth of top off water to keep the water level, salinity and flow rates consistent…

    $2,574.00 Regular Price: $

    …(not included) can be placed to pump water back through the Reefer tanks return plumbing. When water starts to evaporate all Reefer systems include an integrated top off system and reservoir that can hold a few days worth of top off water to keep the water level, salinity and flow rates consistent…

    $3,074.00 Regular Price: $

    …(not included) can be placed to pump water back through the Reefer tanks return plumbing. When water starts to evaporate all Reefer systems include an integrated top off system and reservoir that can hold a few days worth of top off water to keep the water level, salinity and flow rates consistent…

    $5,739.00 Regular Price: $

    …(not included) can be placed to pump water back through the Reefer tanks return plumbing. When water starts to evaporate all Reefer systems include an integrated top off system and reservoir that can hold a few days worth of top off water to keep the water level, salinity and flow rates consistent…

    $3,874.00 Regular Price: $

    …(not included) can be placed to pump water back through the Reefer tanks return plumbing. When water starts to evaporate all Reefer systems include an integrated top off system and reservoir that can hold a few days worth of top off water to keep the water level, salinity and flow rates consistent…

    $2,579.00 Regular Price: $
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    Perfect for controlling your RODI system, top off system, calcium reactor, or other low flow items that use 1/4" tubing. The solenoid valves uses the 24V accessory port found on 1Link modules and the EnergyBar 832. Solenoid Valve (SV-1) This 24VDC powered, normally-closed (NC), solenoid valve has…

    $29.95 Regular Price: $

    …or mechanical water level sensor. When the sensor detects the water level is low, it opens the valve to allow fresh RO or RO/DI water to flow through and top-off your tank or sump. When the sensor senses that the water level is replenished, the Controller will then shut off power to the solenoid.…

    $24.99 Regular Price: $

    Recommended for water applications like level controllers, auto top systems or other aquarium uses Normally closed or normally open (see more) 14” leads (22 gauge wire) M16 straight threading - includes nut and silicon o-ring 5/8" Mounting hole required Mounts with wires outside of chamber.…

    $15.99 Regular Price: $

    …to mix into your aquariums top off waterreservoir. Low Demand - 1/2 teaspoon per gallon of top off water Medium Demand - 1 teaspoon per gallon of top off water High Demand - up to 1 1/2 teaspoons per gallon of top off water Step 3.With RODI water fill your top off reservoir & mix in the proper…

    $62.99 Regular Price: $
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    …included) can be placed to pump water back through the Reefer tanks return plumbing. Integrated Top Off When water starts to evaporate all Reefer systems include an integrated top off system and reservoir that can hold a few days worth of top off water to keep the water level, salinity and flow…

    $1,679.00 Regular Price: $

    …does BRS recommend this? Water changes are a top secret to success in the hobby. Having equipment that makes water changes easier is the key to doing the water changes your tank needs on a regular basis. With high quality fittings at a very affordable price the Python water change systems will last…

    $20.99 Regular Price: $
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    …(not included) can be placed to pump water back through the Reefer tanks return plumbing. When water starts to evaporate all Reefer systems include an integrated top off system and reservoir that can hold a few days worth of top off water to keep the water level, salinity and flow rates consistent…

    $4,674.00 Regular Price: $

    …sump, all the necessary plumbing, integrated auto top off system, and reservoir. When water starts to evaporate all Reefer systems include an integrated top off system and reservoir that can hold a few days worth of top off water to keep the water level, salinity and flow rates consistent throughout…

    $4,354.00 Regular Price: $

    …(not included) can be placed to pump water back through the Reefer tanks return plumbing. When water starts to evaporate all Reefer systems include an integrated top off system and reservoir that can hold a few days worth of top off water to keep the water level, salinity and flow rates consistent…

    $1,779.00 Regular Price: $
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    …found in natural seawater Promotes conditions for growth of stony corals and coralline algae Available in 64 oz System (2 - 32oz. bottles) or 2 Gallon System* (2 - 1 gallon jugs) *Note - 2-gallon system comes as a concentrate and RODI water will need to be added to top off the jugs before use.

    $29.88 Regular Price: $
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    …the tank via foods. Control nitrate levels by reducing feedings, increasing the water change schedule and maintaining a properly sized protein skimmer. Use nutrient free RO/DI water for water changes and top off water Shorten your lighting period or intensity. In some cases aquarists have found…

    $46.99 Regular Price: $
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    …(not included) can be placed to pump water back through the Reefer tanks return plumbing. When water starts to evaporate all Reefer systems include an integrated top off system and reservoir that can hold a few days worth of top off water to keep the water level, salinity and flow rates consistent…

    $1,329.00 Regular Price: $

    …ESV B-Ionic Calcium Buffer System comes as a concentrate in some sizes. Those do require being topped off with RODI water and sitting until the solution is fully dissolved. It is common for the solution to become a hard clear or white mass, but it will dissolve once the container is topped off.

    $89.99 Regular Price: $
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    …screws. The CustomCradle XL will also be able to secure your dosing and Top off tube keeping them in a secure location. Note: We suggest placing probes and dosing tubes in a location with high flow in the sump allowing water to constantly pass through the probes. Low flow around the probes with…

    $33.14 Regular Price: $38.99