Top Off Tank

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    tanks and where space is limited - the Smart ATO is a compact controller and sensor in one unit to keep you water at a safe level while maintaining proper salinity. Powerful magnets hold the unit in place at the desired water level in your tank or sump. Music alarm sounds if unit detaches from tank

    $159.99 $144.99

    …Dimensions: 34” L x 15” W x 15” H Skimmer Chamber: 13” x 14” Refugium Chamber: 5" x 14" Return Chamber: 8” x 14” Approximate Water Volume: 30 gallons Top Off Volume: 2.4 gallons Skimmer Chamber Water Level: Adjustable from 7” – 9” with Level-O-Matic We suggest choosing the largest sump that you can…

    $349.99

    Sapphire ATO reservoirs feature crystal clear acrylic with an elegant emerald top, to hold top off water for your aquarium in a closed container. The Trigger Systems ATO containers have a removable lid to prevent excess evaporation, while providing a large opening to refill and clean the reservoir…

    $169.99

    …and daily refilling are now a thing of the past. Having an auto top off system monitor and control the water level in your aquarium will lead to better stability of water parameters, while giving your more time to enjoy your tank. Colored LED indicators Rare earth magnetic sensor holders Sensors…

    $69.99

    Somatic by Vertex Add the Auto Top Off Module to your Somatic Sump and remove the daily chore of topping off your aquarium.  Reliable float valve Float Valve is adjustable Sits on top of the Somatic 90 Sump Box Holds over 1.75 gallons Made of thick acrylic

    $49.99

    Ruby ATO reservoirs feature crystal clear acrylic with an elegant emerald top, to hold top off water for your aquarium in a closed container. The Trigger Systems ATO containers have a removable lid to prevent excess evaporation, while providing a large opening to refill and clean the reservoir as…

    $169.99

    Sapphire ATO reservoirs feature crystal clear acrylic with an elegant emerald top, to hold top off water for your aquarium in a closed container. The Trigger Systems ATO containers have a removable lid to prevent excess evaporation while providing a large opening to refill and clean the reservoir as…

    $114.99

    Ruby ATO reservoirs feature crystal clear acrylic with an elegant emerald top, to hold top off water for your aquarium in a closed container. The Trigger Systems ATO containers have a removable lid to prevent excess evaporation, while providing a large opening to refill and clean the reservoir as…

    $114.99

    Emerald ATO reservoirs feature crystal clear acrylic with an elegant emerald top, to hold top off water for your aquarium in a closed container. The Trigger Systems ATO containers have a removable lid to prevent excess evaporation, while providing a large opening to refill and clean the reservoir as…

    $114.99

    Somatic by Vertex Add the Auto Top Off Module to your Somatic Sump and remove the daily chore of topping off your aquarium.  Reliable float valve Float Valve is adjustable Sits on top of the Somatic 120 Sump Box Holds over 2.5 gallons Made of thick acrylic

    $59.99

    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 an single sensor to monitor water levels and a controller that protects against overdosing. Magnetic holder for sensors up to 10mm or .39". Max…

    $99.37

    ATO systems are very important on saltwater aquariums and can give you more success, and time to enjoy your tank. Aquamedic's Auto Top Off System Pro is a well thought out, plug and play design that incorporates every aspect of a safe and reliable ATO system. Water resistant controller Optical water…

    $159.99

    Now Includes Siphon Break One of the smallest all inclusive auto top off systems on the market today. The Micro ATO includes an optical water level sensor to keep an eye on the level within the sump with no moving parts. The optical sensor is very reliable, even in complete darkness, keeping a…

    $134.99

    Aqua Lifter Vacuum Pump’s unique design lifts water with its diaphragm and flappers – pumping water up to 30” high and at a flow rate of 3½ gallons per hour. Ideal for use as a dosing pump for Kalkwasser, auto top offs, calcium reactors and other aquarium uses.

    $26.59

    This pre-filter catches potentially harmful large particles from entering the Aqua Lifter Vacuum Pump. The inlet and outlet use regular 1/4" airline tubing. A sponge filter is included.

    $3.99

    Emerald ATO reservoirs feature crystal clear acrylic with an elegant emerald top, to hold top off water for your aquarium in a closed container.  The Trigger Systems ATO containers have a removable lid to prevent excess evaporation, while providing a large opening to refill and clean the reservoir…

    $169.99

    …and also keep it in stationary. Just position the bracket, and tighten the locking screw to secure the bracket to the rim. Built in anti-siphon valve Acrylic Mounting Bracket Low profile design 1/4" barbed fitting   Compatible with sumps, rimless and rimmed tanks ranging from 4mm to 35mm thick.  

    $22.99

    …Marine Kalk Stirrers will continuously mix kalkwasser 24 hours a day. That will ensure the freshest and most potent kalkwasser solution is being dosed into your reef tank at any time. 1/4" Push Connect Input 1/2" Barbed Output Non-pressurized chamber Saves space & time Top load design Simple & safe

    $209.99

    …Marine Kalk Stirrers will continuously mix kalkwasser 24 hours a day. That will ensure the freshest and most potent kalkwasser solution is being dosed into your reef tank at any time. 1/4" Push Connect Input 1/2" Barbed Output Non-pressurized chamber Saves space & time Top load design Simple & safe

    $259.99

    …this? Having the ability to monitor the salinity of your reef tank is a very valuable piece of information.  Usually if something is to go wrong with your tank, you will usually see a change in salinity from temp, to a top off unit being stuck on, if you have a Neptune Apex Controller we highly…

    $84.95

    …all reefers will value. Dimensions: 30” L x 15” W x 15” H Skimmer Chamber: 14” x 14” Return Chamber: 8” x 14” Approximate Water Volume: 27 gallons Top Off Volume: 2.0 gallons Skimmer Chamber Water Level: Adjustable from 7” – 9” with Level-O-Matic We suggest choosing the largest sump that you can fit…

    $329.99

    …Dimensions: 36” L x 15” W x 15” H Skimmer Chamber: 13” x 14” Refugium Chamber: 6" x 14" Return Chamber: 8” x 14” Approximate Water Volume: 32 gallons Top Off Volume: 2.7 gallons Skimmer Chamber Water Level: Adjustable from 7” – 9” with Level-O-Matic We suggest choosing the largest sump that you can…

    $379.99

    …Dimensions: 39” L x 15” W x 15” H Skimmer Chamber: 14” x 14” Refugium Chamber: 8" x 14" Return Chamber: 8” x 14” Approximate Water Volume: 35 gallons Top Off Volume: 3.0 gallons Skimmer Chamber Water Level: Adjustable from 7” – 9” with Level-O-Matic We suggest choosing the largest sump that you can…

    $419.99

    Replacement diaphragms for the Aqua Lifter Vacuum Pump. Aqua Lifter Vacuum Pump can pump water up to 30” high at a flow rate of 3½ gallons per hour. Ideal for use as a dosing pump for Kalkwasser, auto top offs, calcium reactors and other aquarium uses.

    $4.99
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