Doser Pump

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    …provide extremely accurate flow rates.   BRS 2 Part Dosers are intermittent duty pumps and not meant for continuous operation. We recommend on/off cycles under a few hours to maximize lifespan. You will need two pumps in order to dose both calcium and alkalinity.  When used with…

    $79.99 Regular Price: $

    High-Performance Chemical Dispensing Tygon A-60 Tubing With a slow flow rate of 1.6mL/min, Drew's Doser is the perfect liquid additive doser. Compared to most other dosing pumps that dispense in quick spurts, making it an ideal way to automatically add alkalinity solutions or other additives…

    $109.99 Regular Price: $

    …the clear amount at the top to flow into your aquarium. A couple of good ATO system is a BRS 50mL Doser and a digital timer (or aquarium controller) or a Tunze Osmolator which can have the pump's flow adjusted by opening the controller housing and simply turning a screw.  Drain Tubing…

    $269.99 Regular Price: $

    …these are the exact same tubes that are used in the GHL 2.1 Doser. Just remove the head cover, and the tubing can be removed from the roller. Keeping the tubing fresh will help decrease resistance on the roller motor keeping the pump more precise and lasting longer.    …

    $7.90 Regular Price: $

    …attention at a glance.    Expandable Need more than 4 pumps? Add a GHL 2.1 Slave Doser to add another 4 additional pump heads that can be controlled through a single interface. The slave doser will need to be connected to the master via a PAB cable (purchased separately).…

    $469.90 Regular Price: $

    …its reagents with a small amount of sample water from your aquarium. While doing this, it is measuring (titrating with a precision peristaltic pump) the amounts of each that are necessary to reach an expected color change (determined by the electronic colorimeter). When it finishes the titration,…

    $599.95 Regular Price: $

    …  Not all aquarium equipment lends itself to mounting directly to a control board. Some equipment, such as the GHL KH Director or Doser 2.1 pumps work best on a shelf. This shelf is compatible with both the Basic and Deluxe Aquarium Controller Boards and provides ample space for additive…

    $59.95 Regular Price: $

    …heads to your GHL 2.1 Doser! If you need more dosing pump heads the GHL 2.1 Doser Slave is the perfect addition. It will connect to any GHL 2 SA, 2.1 SA, or ProfiLux 4 with a PAB cable (purchased separately). The 2.1 slave unit can be operated just like the master pumps with the use of the GHL…

    $419.90 Regular Price: $

    It is common over time for the small nozzles on dosing pump tubes to become clogged and restrict flow. Replacing the nozzles will help keep your motor running at full speed, with accurate dosing amounts.   What's Included? 8x GHL Dosing Tube Nozzles  

    $6.90 Regular Price: $

    …attention at a glance.    Expandable Need more than 4 pumps? Add a GHL 2.1 Slave Doser to add another 4 additional pump heads that can be controlled through a single interface. The slave doser will need to be connected to the master via a PAB cable (purchased separately).…

    $469.90 Regular Price: $

    …  Control up to 16 Dosing Heads You can mix-and-match GHL Doser Maxi SA pumps slave pumps or the 2.1 Doser series for the ultimate dosing system. Connecting slave dosers to the master lets you add additional pump heads while being able to manage the programming through a single…

    $379.90 Regular Price: $
    Out of Stock

    Make your GHL doser like new by replacing the roller assembly and head. Each replacement head includes the housing, rollers, and novoprene tubing. Just transfer the nozzles and install the new head, to keep your dosing rolling smooth and accurate. 

    $31.90 Regular Price: $

    Make two of your GHL 2.1 Doser heads run like new again!   The GHL 2.1 Dosing Pump Maintenance Set includes a new roller, and pump covers for two pumps. Changing your old parts out only takes a few seconds, and keeping a set on hand will be very beneficial when a head starts to…

    $16.90 Regular Price: $

    …  Control up to 16 Dosing Heads You can mix-and-match GHL Doser Maxi SA pumps, Maxi Slave pumps, or the 2.1 Doser series for the ultimate dosing system. Connecting slave dosers to the master lets you add additional pump heads while being able to manage the programming through a single…

    $379.90 Regular Price: $
    Out of Stock

    …  Control up to 16 Dosing Heads You can mix-and-match GHL Doser Maxi SA pumps, Maxi Slave pumps, or the 2.1 Doser series for the ultimate dosing system. Connecting slave dosers to the master lets you add additional pump heads while being able to manage the programming through a single…

    $329.90 Regular Price: $
    Out of Stock

    …available GHL Doser 2 or 2.1 dosing unit. One pump is used to feed tank water into the KHD. The second pump feeds the KHD with reagent fluid. The third pump extracts the test sample and used reagent fluid after a completed test, then dispenses it into a waste bin. As tests occur, the 3 pumps

    $869.90 Regular Price: $

    …available GHL Doser 2 or 2.1 dosing unit. One pump is used to feed tank water into the KHD. The second pump feeds the KHD with reagent fluid. The third pump extracts the test sample and used reagent fluid after a completed test, then dispenses it into a waste bin. As tests occur, the 3 pumps

    $869.90 Regular Price: $

    Replacement tube for Drew's Doser peristaltic pump. For easier replacement, use Drew's Doser Tube Lubricant.

    $6.99 Regular Price: $

    …Off Dosers are intermittent duty pumps and not meant for continuous operation. We recommend on/off cycles under a few hours to maximize life span. This is a higher RPM motor than the BRS 2 Part Doser and may make a small amount of noise in operation but is much quieter than most dosing pumps in this…

    $79.99 Regular Price: $

    …Dosing The 2-Part Calcium & Alkalinity Total Package with Dosers include two 1.1mL BRS 2-Part Dosing Pumps that can be combined with any aquarium controller or digital timer for automated and reliable dosing. The pumps will dispense 1.1mL per minute and by drilling a small hole in the cap…

    $219.99 Regular Price: $

    …Dosing The 2-Part Calcium & Alkalinity Total Package with Dosers include two 1.1mL BRS 2-Part Dosing Pumps that can be combined with any aquarium controller or digital timer for automated and reliable dosing. The pumps will dispense 1.1mL per minute and by drilling a small hole in the cap…

    $239.99 Regular Price: $

    …types of dosing pump heads. By adding Dosing Tube Lubricant to your dosing pumps rollers and tubing you can greatly increase the lifespan of the tubing and entire pump.   Compatible with: * Drew's Doser * BRS 1.1mL Dosing Pump * BRS 50mL Dosing Pump * Bubble…

    $6.99 Regular Price: $

    …  Not all aquarium equipment lends itself to mounting directly to a control board. Some equipment, such as the GHL KH Director or Doser 2.1 pumps work best on a shelf. This shelf is compatible with both the Basic and Deluxe Aquarium Controller Boards and provides ample space for additive…

    $59.95 Regular Price: $

    …at certain temperatures, the GHL SA 2.1 Doser with the Temperature sensor is for you. They are perfect for using with thawed frozen foods, bacterial additives, or any other creative way to sensor water or air temperature to manipulate your dosing pump.    What's Included? …

    $64.90 Regular Price: $

    …the clear amount at the top to flow into your aquarium. A couple of good ATO system is a BRS 50mL Doser and a digital timer (or aquarium controller) or a Tunze Osmolator which can have the pump's flow adjusted by opening the controller housing and simply turning a screw.  Drain Tubing…

    $329.99 Regular Price: $

    …the clear amount at the top to flow into your aquarium. A couple of good ATO system is a BRS 50mL Doser and a digital timer (or aquarium controller) or a Tunze Osmolator which can have the pump's flow adjusted by opening the controller housing and simply turning a screw.  Drain Tubing…

    $379.99 Regular Price: $
    Out of Stock
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