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BLUE LAB With a conductivity range right up to 6.0 EC (60 CF, 3000 ppm x 500 and 4200 ppm x 700), it will never leave you short. The Commercial Truncheon® Nutrient Meter has been designed for hydroponic crops that require a higher than normal EC or ppm requirement
Bluelab Commercial Truncheon Meter
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With a conductivity range right up to 6.0 EC (60 CF, 3000 ppm x 500 and 4200 ppm x 700), it will never leave you short. The Commercial Truncheon® Nutrient Meter has been designed for hydroponic crops that require a higher than normal EC or ppm requirement
$145.99
BLUE LAB The Bluelab® Combo Meter Plus is an all-in-one, convenient portable solution for accurate measurement of pH, conductivity and temperature in nutrient solution. The battery-powered, lightweight unit can be used anywhere, anytime to measure critical paramet
Bluelab Combo Plus Meter - Probe Included
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The Bluelab® Combo Meter Plus is an all-in-one, convenient portable solution for accurate measurement of pH, conductivity and temperature in nutrient solution. The battery-powered, lightweight unit can be used anywhere, anytime to measure critical paramet
$365.99
BLUE LAB Bluelab® Pro Controller
Bluelab® Pro Controller
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Bluelab® Pro Controller
$1,171.99
BLUE LAB Bluelab pH Controller - Connect
Bluelab pH Controller - Connect
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Bluelab pH Controller - Connect
$670.99
BLUE LAB Bluelab® Guardian Monitor Connect
The Bluelab Guardian Monitor Connect is not only a constant indicator of the desired levels of pH, conductivity and temperature of your nutrient solution, it also data logs these critical parameters to your computer for you. It does not stop there. You ca
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Bluelab® Guardian Monitor Connect
$450.99
BLUE LAB Bluelab Pulse Multimedia EC/MC Meter
Introducing Pulse, a new innovation designed and made in NZ by Bluelab. Easily check moisture, conductivity (a measure of the nutrient salts present in the media) and temperature directly from the root zone or in nutrient a solution. Check, correct and ac
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Bluelab Pulse Multimedia EC/MC Meter
$299.99
BLUE LAB The perfect, portable way to accurately measure and monitor pH levels in a wide range of media. We have combined the Bluelab® Multimedia pH Meter and Bluelab® Leap™ pH Probe to take fast, accurate measurements in nutrient solution, soil, coco coir, rockwo
Bluelab Multimedia pH Meter (Leap Probe Included)
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The perfect, portable way to accurately measure and monitor pH levels in a wide range of media. We have combined the Bluelab® Multimedia pH Meter and Bluelab® Leap™ pH Probe to take fast, accurate measurements in nutrient solution, soil, coco coir, rockwo
$249.99
BLUE LAB Bluelab pH Pen
The ultimate handy solution for measuring pH!

Plants get their nutrition from minerals but they can only get all the right minerals they need if certain conditions are right.

A key factor that affects food uptake is whether your solution is acid or alka
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Bluelab pH Pen
$112.50
BLUE LAB Bluelab Leap pH Probe (Probe Only)
The perfect, portable way to accurately measure and monitor pH levels in a wide range of media. We have combined the Bluelab® Multimedia pH Meter and Bluelab® Leap™ pH Probe to take fast accurate measurements in nutrient solution, soil, coco coir, rockwoo
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Bluelab Leap pH Probe (Probe Only)
$120.99
BLUE LAB Bluelab Soil pH Pen
Bluelab® Soil pH Pen measures pH and temperature in Fahrenheit and Celsius, to ensure proper nutrient uptake from nutrient solutions and soil. The completely waterproof pen features a backlit LCD, push-button readings, integrated storage cap and dibber, a
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Bluelab Soil pH Pen
$185.99
BLUE LAB pH measuring equipment must be cleaned and calibrated regularly to ensure they are giving the user accurate readings. pH instruments are calibrated to pH 7.0 first (buffer) then to pH 4.0 (slope). Calibration Solutions should be stored in a cool place out
Bluelab pH 7.0 Calibration Solution 250ml
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pH measuring equipment must be cleaned and calibrated regularly to ensure they are giving the user accurate readings. pH instruments are calibrated to pH 7.0 first (buffer) then to pH 4.0 (slope). Calibration Solutions should be stored in a cool place out
$8.99
BLUE LAB Measures pH and temperature.<br /> Selectable units for ˚C & ˚F.<br /> Backlit LCD display.<br /> Double junction probe (not replaceable).<br /> Successful calibration indicator.<br /> Hold reading function and low battery warning.<br /> Fully waterproof with auto off function.<br /> Automatic te
BLUELAB PH PEN
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Measures pH and temperature.
Selectable units for ˚C & ˚F.
Backlit LCD display.
Double junction probe (not replaceable).
Successful calibration indicator.
Hold reading function and low battery warning.
Fully waterproof with auto off function.
Automatic te
$118.99
BLUE LAB Bluelab pH 4.0 Calibration Solution 20 ml Sachet
pH measuring equipment must be cleaned and calibrated regularly to ensure they are giving the user accurate readings. pH instruments are calibrated to pH7.0 first (buffer) then to pH4.0 (slope). Bluelab's EC/CF equipment does not need calibrating as they
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Bluelab pH 4.0 Calibration Solution 20 ml Sachet
$1.99
BLUE LAB Bluelab pH 7.0 Calibration Solution 20 ml Sachet
pH measuring equipment must be cleaned and calibrated regularly to ensure they are giving the user accurate readings. pH instruments are calibrated to pH7.0 first (buffer) then to pH4.0 (slope). Bluelab's EC/CF equipment does not need calibrating as they
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Bluelab pH 7.0 Calibration Solution 20 ml Sachet
$1.99
BLUE LAB Calibration and conductivity standard solutions... a must in every grower's toolbox.<br /> <br /> The Bluelab calibration and conductivity standard solutions are essential for use with all Bluelab <br /> products for the calibration of pH and testing the cleanliness of the
Bluelab 2.77 EC Conductivity Solution, 250 ml,
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Calibration and conductivity standard solutions... a must in every grower's toolbox.

The Bluelab calibration and conductivity standard solutions are essential for use with all Bluelab
products for the calibration of pH and testing the cleanliness of the
$11.99
BLUE LAB Bluelab Replacement pH Probe for Guardian, Combo, & pH Meter
Easy to clean because of its bullet shaped glass bulb. Fully waterproof and less fragile than all-glass electrodes because of its tough polypropylene barrel. Gel filled (non-refillable) making it maintenance free and a double junction reference providing
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Bluelab Replacement pH Probe for Guardian, Combo, & pH Meter
$70.99
BLUE LAB The perfect solution to store and hydrate your Bluelab pH products.<br /> Bluelab knows it is extremely important to care for and store pH probes correctly. pH probes are sensitive glass instruments which age through normal use. The life and performance of pH p
Bluelab pH Probe KCI Storage Solution, 100 ml
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The perfect solution to store and hydrate your Bluelab pH products.
Bluelab knows it is extremely important to care for and store pH probes correctly. pH probes are sensitive glass instruments which age through normal use. The life and performance of pH p
$12.99
BLUE LAB pH measuring equipment must be cleaned and calibrated regularly to ensure they are giving the user accurate readings. pH instruments are calibrated to pH 7.0 first (buffer) then to pH 4.0 (slope). Calibration Solutions should be stored in a cool place out
Bluelab pH 4.0 Calibration Solution 250 ml
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pH measuring equipment must be cleaned and calibrated regularly to ensure they are giving the user accurate readings. pH instruments are calibrated to pH 7.0 first (buffer) then to pH 4.0 (slope). Calibration Solutions should be stored in a cool place out
$8.99
BLUE LAB Bluelab ph Probe Care Kit - pH
Everything you need to clean, hydrate and calibrate pH probes. Probe cleaning and correctly storing pH probes ensures you get the most accurate readings possible and will maximize the life of a probe. The probe surface is where the instrument takes the re
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Bluelab ph Probe Care Kit - pH
$16.99
BLUE LAB Bluelab pH & Conductivity Probe Care Kit
The instrument is only as accurate as the probe is clean.

Probe cleaning is one of the most important parts of owning or operating any Bluelab meter, monitor or controller.

The probe surface is where the instrument takes the reading of the solution or s
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Bluelab pH & Conductivity Probe Care Kit
$25.99
BLUE LAB Bluelab Grower's Toolbox, Limited Edition
A handy pack with everything you need to get going and keep growing!

The Bluelab Grower's Toolbox combines the essential tools you need to easily manage your crop by measuring the pH, conductivity (ppm) and temperature of the nutrient solution.

Learn th
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Bluelab Grower's Toolbox, Limited Edition
$199.99
BLUE LAB BLUELAB COMBO METER
The Bluelab Combo Meter is a conductivity, pH and temperature meter all in one. It comes with a pH probe and conductivity and temperature probe, which are simply placed into the solution and the selected reading is displayed on screen. The Bluelab Combo M
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BLUELAB COMBO METER
$352.99
BLUE LAB BLUE LAB GUARDIAN MONITOR
In just one glance it magically measures all 3 critical parameters for successful growth; pH, conductivity AND temperature.

The Bluelab Guardian Monitor is a constant indicator of the desired levels of EC/ppm 700/TDS/CF, pH and temperature, enabling the
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BLUE LAB GUARDIAN MONITOR
$398.99
BLUE LAB BLUELAB PPM PEN
Measures conductivity and temperature.
Selectable units for conductivity and temperature.
Backlit LCD display with low battery warning.
Successful calibration indicator and calibration is optional.
Fully waterproof.
Auto off function and hold reading
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BLUELAB PPM PEN
$99.99