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Controllers, Monitors & Testing

Test Kits
Test Kits
Neptune Systems - Apex
Neptune Systems - Apex
Digital Aquatics ReefKeeper
Digital Aquatics ReefKeeper
Milwaukee
Milwaukee
Pinpoint
Pinpoint
Hydrometers & Refractometers
Hydrometers & Refractometers
Hanna Checker Colorimeters
Hanna Checker Colorimeters
Timers & Thermometers
Timers & Thermometers
Probes & Accessories
Probes & Accessories
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  • Milwaukee pH Calibration Fluid - Single Use Packet

    Starting at: $0.89

  • PINPOINT pH High Precision Calibration Fluid

    Starting at: $0.89

  • PINPOINT ORP (Redox) 400 Calibration Fluid

    2 Reward Points

    Regular Price: $2.99

    Special Price: $2.68

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  • Neptune Systems Conductivity Calibration Solution

    Starting at: $2.99

  • PINPOINT Salinity Calibration Fluid

    7 Reward Points

    Regular Price: $7.99

    Special Price: $7.17

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  • PINPOINT Probe Storage Fluid

    8 Reward Points

    Regular Price: $9.99

    Special Price: $8.96

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  • Digital Aquatics ReefKeeper Lunar Pod

    Starting at: $9.99

  • ReefKeeper Switch Adapter Kit - Digital Aquatics

    9 Reward Points
    $9.99
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  • Hamilton 24-Hour Grounded Timer

    10 Reward Points

    Regular Price: $11.99

    Special Price: $10.75

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  • Vertex Sensor-Mount

    11 Reward Points
    $11.99
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  • AquaBus Cable - Neptune Systems

    Starting at: $12.99

  • 2 Channel Apex to Light Dimming Cable - Neptune Systems

    14 Reward Points
    $14.99
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  • Vertex Titanium Grounding Pole

    14 Reward Points
    $14.99
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  • Float Switch Kits - Digital Aquatics

    15 Reward Points
    $15.99
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  • Elos pH Marine Aqua Test Kit

    17 Reward Points
    $17.99
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  • Elos KH (Alkalinity) Aqua Test Kit

    17 Reward Points
    $17.99
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  • Aqua Illumination Sol Interface Cable to Apex VDM Module - Neptune Systems

    17 Reward Points
    $17.99
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  • 2 Channel Apex to Tunze Stream Cable - Neptune Systems

    19 Reward Points
    $19.99
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  • Milwaukee Protective Hardshell Case for Refractometer

    20 Reward Points

    Regular Price: $22.99

    Special Price: $20.62

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  • Milwaukee pH Calibration Fluid - Box of 25 Single Use Packets

    Starting at: $20.62

  • Red Sea Alkalinity Pro Test Kit

    22 Reward Points

    Regular Price: $24.99

    Special Price: $22.41

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  • Milwaukee pH600 pH Meter Pen

    22 Reward Points

    Regular Price: $24.99

    Special Price: $22.41

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  • Elos Nitrite Aqua Test Kit

    24 Reward Points
    $24.99
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  • Temp Probe (For Elite) - Digital Aquatics

    24 Reward Points
    $24.99
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  • Temp Probe (for Lite) - Digital Aquatics

    24 Reward Points
    $24.99
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  • ReefKeeper Float Switch Bracket Kit - Digital Aquatics

    Starting at: $24.99

  • Red Sea Calcium Pro Test Kit

    26 Reward Points

    Regular Price: $29.99

    Special Price: $26.90

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  • Red Sea Magnesium Pro Test Kit

    26 Reward Points

    Regular Price: $29.99

    Special Price: $26.90

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  • Elos Magnesium Aqua Test Kit

    27 Reward Points
    $27.99
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  • Elos Nitrate Aqua Test Kit

    27 Reward Points
    $27.99
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  • Elos Phosphate Aqua Test Kit

    27 Reward Points
    $27.99
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  • Elos Ammonia Aqua Test Kit

    29 Reward Points
    $29.99
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