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Meters & Controllers

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Bluelab Connect Pro Controller | Remote Monitoring of pH, EC and Temperature
In stock
$1,013.58 $1,196.52 -15%
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Bluelab Connect pH Controller | for Bluelab Connect Devices
In stock
$578.88 $683.36 -15%
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Bluelab pH Controller | 6.5ft Probe Cable - Dose pH Up or pH Down
In stock
$542.66 $640.60 -15%
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Bluelab Guardian Monitor In-Line Connect | 10 ft In-line Probe Cable
Out of stock
$529.69 $537.97 -2%
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Bluelab Guardian Monitor Connect | 6.5ft Probe Cable
In stock
$347.04 $409.68 -15%
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Bluelab Combo Meter Plus | Measures pH, Conductivity & Temperature
In stock
$336.00 $341.25 -2%
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Bluelab Guardian Monitor | 6.5ft Probe Cable
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$310.82 $366.91 -15%
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Active Aqua Grow Flow Ebb and Gro Controller Unit w/2 Pumps
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$298.48 $360.49 -17%
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HM Digital HydroMaster Portable/Wall Mount/Bench Continuous pH/EC/TDS/Temp
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$296.70 $359.00 -17%
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Bluelab Pulse Multimedia EC & MC Meter | Measures EC, Moisture & Temperature
In stock
$293.90 $298.49 -2%
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Bluelab Combo Meter | 6.5ft Probe Cable
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$285.48 $289.94 -2%
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Hanna pH, EC & TDS Tester | High Range
Out of stock
$247.56 $251.43 -2%
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Bluelab Multimedia pH Meter | 6.5ft Probe Cable
In stock
$216.99 $255.74 -15%
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GroStar GS2 Soil pH Pen
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$212.78 $256.99 -17%
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Milwaukee Instruments MA871 Digital Brix Refractometer, Range 0-85%
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$181.07 $199.00 -9%
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Bluelab Soil pH Pen
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$176.00 $178.75 -2%
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Bluelab pH Probe Inline | 3/4in NPT Thread - Use with 1in Adapter
In stock
$176.00 $178.75 -2%
Bluelab Connect Range Extender | for Bluelab Connect Devices and Connect Stick
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$155.36 $202.71 -23%
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GroStar GS2-E replacement Soil Spear pH electrode
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$150.68 $181.99 -17%
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GroStar GS4 pH/EC/500ppm/700ppm/Temp (5-in-1) Combo Pen
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$148.20 $178.99 -17%
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