Controllers & Testing

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  • Elos Calcium Aqua Test Kit Quick look

    Elos Calcium Aqua Test Kit

    reg. $29.99

    Special Price: $26.99

    Out of stock

  • Elos Nitrate Aqua Test Kit

    $26.99
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  • Salifert Phosphate Aquarium Test Kit

    $26.99
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  • Nitrate REEFER Test Kit - NYOS

    $24.99
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  • Milwaukee pH600 pH Meter Pen

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

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

    $24.99
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  • Salifert Nitrate Aquarium Test Kit

    $24.99
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  • Phosphate REEFER Test Kit - NYOS

    $24.99
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  • Salifert Magnesium Aquarium Test Kit Quick look

    Salifert Magnesium Aquarium Test Kit

    reg. $26.99

    Special Price: $24.29

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  • Elos Magnesium Aqua Test Kit Quick look

    Elos Magnesium Aqua Test Kit

    reg. $25.99

    Special Price: $23.39

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  • Milwaukee Protective Hardshell Case for Refractometer

    $22.99
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  • Salifert Silicate Aquarium Test Kit

    $21.99
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  • Salifert Calcium Aquarium Test Kit Quick look

    Salifert Calcium Aquarium Test Kit

    reg. $23.99

    Special Price: $21.59

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  • LaMotte Armored Thermometer

    $20.99

    Out of stock

  • Elos Ammonia Aqua Test Kit

    $20.99
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  • 24-Hour Grounded Digital Timer - Hamilton

    $19.99
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  • Triple Digital Timer - OXO Good Grips

    $19.99
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  • Salifert Copper Aquarium Test Kit

    $19.99
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  • Salifert Ammonia Aquarium Test Kit

    $19.99
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