Auto Top Off System

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    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…

    $199.99 Regular Price: $

    With huge features jammed in a tiny package, the Duetto is the perfect ATO for your aquarium. XPAqua’s proprietary dual-optical sensor packs two precise level sensors in one incredibly small package. In addition to keeping your water level constant, the two sensors also work in concert with…

    $119.99 Regular Price: $

    …to be placed can be very limited in space.   AutoAqua has released their Micro ATO system making it the smallest auto top off unit on the market today. The downfall for most top off systems is the float valve or moving parts. AutoAqua utilizes an optical sensor to visually look at the…

    $134.99 Regular Price: $
    Out of Stock

    …aquarium applications. Fine control of very small dosing quantities for additives or liquid salts, large volume dispensing as part of an auto top off system, or for automated water changes.   Heavy-Duty Construction High capacity and commercial-grade construction mean the Versa…

    $149.99 Regular Price: $
    Out of Stock

    …a safe and consistent auto top off system.  With multiple configurations, the JBJ A.T.O will fit almost anyone’s needs.  With linkable brackets adjust and secure float switches, you will need to add your pump of choice, the JBJ ATO system is a great top off unit for reefers on…

    $84.99 Regular Price: $

    …valve before your RO/DI system can cause the solenoid valve to fail prematurely.  RO/DI System 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…

    $69.99 Regular Price: $

    …year    What's Included? * Octo LUX T90 Aquarium * Octo LUX Cabinet Stand * Integrated Slim Overflow System * Auto UP Reservoir * Reef Octopus PVC Sump with Filter Sock * ATO Float Valve * AQ-3000 Return Pump * Reef Octopus Classic 150INT…

    $1,800.00 Regular Price: $

    …aquarium applications. Fine control of very small dosing quantities for additives or liquid salts, large volume dispensing as part of an auto top off system, or for automated water changes.   Heavy-Duty Construction High capacity and commercial-grade construction mean the Versa…

    $599.99 Regular Price: $
    Out of Stock

    …  An Auto Top Off container is perfect for holding a fixed amount of top off water. An appropriately sized ATO reservoir would be able to supply your tanks ATO needs for a few days if not weeks, while not being too large to cause a big salinity swing or flood the sump if the top off pump…

    $134.99 Regular Price: $

    …An Auto Top Off container is perfect for holding a fixed amount of top off water. An appropriately sized ATO reservoir would be able to supply your tanks ATO needs for a few days if not weeks, while not being too large to cause a big salinity swing or flood the sump if the top off pump…

    $182.99 Regular Price: $

    …The system will beep to notify you that your aquarium has not been topped off for an unusual amount of time, at least 24 hours, and double the average time between Top Off. Ex: if the Avg. time between topping off is 12 hours, the system will notify you after 24 hours of not topping off. *…

    $89.99 Regular Price: $

    …  An Auto Top Off container is perfect for holding a fixed amount of top off water. An appropriately sized ATO reservoir would be able to supply your tanks ATO needs for a few days if not weeks, while not being too large to cause a big salinity swing or flood the sump if the top off pump…

    $182.99 Regular Price: $

    …aquariums without sumps. The combination of the sleek overflow box and the innovative dual-optical sensor ATO will help to keep your aquarium topped off and your water crystal clear.    The overflow box easily mounts to any aquarium with its magnetic mount. It acts as a surface…

    $149.99 Regular Price: $

    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…

    $99.99 Regular Price: $

    Why does BRS recommend this? Trigger systems has been making sumps for quite some time now and they have won us over with their attention to detail, practical designs and overall aesthetic appeal. With the ability to modify the sump to your needs with adjustable water levels, interchangeable…

    $599.99 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 …

    $15.99 Regular Price: $
    Out of Stock

    …is pure and meets American Water Works Association and Water Chemical Codex requirements. Dosing with Kalkwasser is one of the very few proven, effective methods to add calcium and alkalinity with a single product while maintaining pH. Commonly used in conjunction with auto top off systems.

    $12.99 Regular Price: $

    Why does BRS recommend this? Trigger systems has been making sumps for quite some time now and they have won us over with their attention to detail, practical designs and overall aesthetic appeal. With the ability to modify the sump to your needs with adjustable water levels, interchangeable…

    $345.99 Regular Price: $

    AutoAqua auto top off units now have the ability to hook directly up to a RODI solenoid to replace the pump they are equipped with out of the box. If you have upgraded to a larger system, or just simply don't have the room for an ATO storage container this may be the option for you. Replacing…

    $22.99 Regular Price: $

    …ATO system we've seen. An efficient DC pump is included for a standard installation. If you require a larger ATO pump for a remote sump installation, a Socket Switch is included that allows you to run a pump up to 10A (1,200W). They even include a solenoid valve for aquariums that are topped off

    $199.99 Regular Price: $

    …fittings will seal off the coupling end any time the connection between the fittings is disconnected. This is super handy for reactors, ATO containers, saltwater mixing systems, and other filtration equipment. We do not recommend Anti-Drip fittings with water export systems due to the increased…

    $6.99 Regular Price: $

    Optical sensors are the go to sensor if you want a reliable sensor over a long period. The Neptune Optical Sensor plugs directly into the FMM allowing you to monitor the level of your sump, mixing station, or any other reservoir with liquid in it.   This sensor plugs into your FMM…

    $24.95 Regular Price: $

    Easily replace the low voltage metering pump for your Tunze Osmolator Universal 3155 auto top off system.

    $23.99 Regular Price: $

    Optical sensors are the go-to sensor if you want a reliability over a long period of time. The Neptune Optical Sensor plugs directly into the FMM allowing you to monitor the level of your sump, mixing station, or any other reservoir that has up to 1/4" thick walls.   Includes Magnetic…

    $34.95 Regular Price: $

    …  An Auto Top Off container is perfect for holding a fixed amount of top off water. An appropriately sized ATO reservoir would be able to supply your tanks ATO needs for a few days if not weeks, while not being too large to cause a big salinity swing or flood the sump if the top off pump…

    $156.99 Regular Price: $

    …maintained with the removable screen but the PMUP will also now automatically shut off when it detects that it is running dry, but also over temperature protection.   Perfect for: * Auto Top Off * Carbon Reactors * GFO Reactors * BioPellet Reactors * Ideal for…

    $49.95 Regular Price: $

    …  An Auto Top Off container is perfect for holding a fixed amount of top off water. An appropriately sized ATO reservoir would be able to supply your tanks ATO needs for a few days if not weeks, while not being too large to cause a big salinity swing or flood the sump if the top off pump…

    $124.99 Regular Price: $

    …Controller System.   Besides the typical float switches, the options that you unlock with your Apex and a breakout box are virtually endless. Below are a short list of examples for possible switches and what they can accomplish.  * Float Switches for Auto Top Off *…

    $39.95 Regular Price: $

    Why does BRS recommend this? Trigger Systems has been making sumps for quite some time now and they have won us over with their attention to detail, practical designs and overall aesthetic appeal. With the ability to modify the sump to your needs with adjustable water levels, interchangeable…

    $454.99 Regular Price: $
    Out of Stock

    …as a dosing pump for Kalkwasser, auto top offs, calcium reactors and other aquarium uses.   The Aqua Lifter Vacuum Pump is commonly used for applications that don't require precise dosing. They work best for dosing Kalkwasser or as auto-top off pumps. This unique one-of-a-kind vacuum…

    $59.99 Regular Price: $

    …the reefer systems include a properly sized 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…

    $3,975.00 Regular Price: $

    …life and will not back siphon. 24-month warranty offered by Bulk Reef Supply.   BRS Top Off Doser Specs * 20 ft max head * 50mL/min flow rate is ideal for most top off systems * Will not back siphon * Precision two roller design extends pump life * Dimensions:…

    $79.99 Regular Price: $