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Bluelab PPM Conductivity Pen
Regular price $99.00 USDRegular priceUnit price per$99.00 USDSale price $99.00 USD -
TrolMaster Digital CO2 PPM Controller, for Regulator and Generator - BETA-8
Regular price $296.41 USDRegular priceUnit price per$296.41 USDSale price $296.41 USD -
Bluelab pH Pen and ppm Pen Starter Kit with pH 4.0, pH 7.0 and KCl Storage Solution
Regular price $189.00 USDRegular priceUnit price per -
Bluelab Original Truncheon Nutrient Meter | EC 0.2-3.6, CF, ppm 500/700
Regular price $105.00 USDRegular priceUnit price per$105.00 USDSale price $105.00 USD -
Bluelab Commercial Truncheon - Nutrient Meter
Regular price $105.00 USDRegular priceUnit price per$105.00 USDSale price $105.00 USD -
HM Digital TDS-3 Handheld TDS Meter | 0-9990 ppm, Thermometer, Case
Regular price $23.20 USDRegular priceUnit price per -
Hanna 1500PPM Calibration Solution
Regular price $20.52 USDRegular priceUnit price per$20.52 USDSale price $20.52 USD -
GroLine Waterproof EC/TDS/Temp (ppm) TESTER/PEN with Case + Solutions
Regular price $121.43 USDRegular priceUnit price per$121.43 USDSale price $121.43 USD -
ExHale Homegrown CO2 Bag | Up to 1500 ppm | 6-Month Mycelium
Regular price $27.74 USDRegular priceUnit price per -
Hanna Combo HI98129 pH/EC/TDS/Temperature Tester with Low Range EC
Regular price $210.00 USDRegular priceUnit price per$210.00 USDSale price $210.00 USD -
TrolMaster CO2 Alarm Station 2 (AS-2) for Carbon-X - Siren, LED and PPM Display
Regular price $208.48 USDRegular priceUnit price per$208.48 USDSale price $208.48 USD -
Hanna GroLine Hydroponic Nutrients Monitor for pH, EC, TDS, and Temperature
Regular price $389.00 USDRegular priceUnit price per -
TrolMaster pH Sensor for Reservoir (PPH-1)
Regular price $83.79 USDRegular priceUnit price per$83.79 USDSale price $83.79 USD -
TrolMaster Drop-in/inline Heavy Duty Nutrient pH Sensor (PPH-3)
Regular price $208.48 USDRegular priceUnit price per$208.48 USDSale price $208.48 USD -
BlueLab Combo Meter
Regular price $339.00 USDRegular priceUnit price per$339.00 USDSale price $339.00 USD -
TrolMaster Intank pH Sensor, Heavy Duty (PPH-2)
Regular price $187.53 USDRegular priceUnit price per$187.53 USDSale price $187.53 USD -
BlueLab pH Pen
Regular price $99.00 USDRegular priceUnit price per$99.00 USDSale price $99.00 USD -
TrolMaster Hawkeye
Regular price $257.65 USDRegular priceUnit price per$257.65 USDSale price $257.65 USD -
Hanna HI98130 Combo pH/EC/TDS Tester | High Range, Waterproof
Regular price $224.99 USDRegular priceUnit price per -
Commercial Grade Combo pH/EC/TDS/Temp Meter
Regular price $463.66 USDRegular priceUnit price per -
Hanna TDS 1382 Calibration 460 ml
Regular price $18.99 USDRegular priceUnit price per$18.99 USDSale price $18.99 USD -
Hanna GroLine Hydroponic Waterproof Pocket pH/EC/TDS/Temperature Tester HI98131
Regular price $249.99 USDRegular priceUnit price per$249.99 USDSale price $249.99 USD
