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  • 5ML Measure Master

    Accurately measure out smaller amounts. Manufactured with food grade materials, the Measure Master® 5 ml Dropper features both milliliter and teaspoon measuring increments.
    $4.99
  • Active Air CO2 Regulator with Timer

    Regulate your CO2 with this easy to use regulator. With a useful built in timer it is easy to dispense CO2 into your room through the daylight hours.
    $139.99
  • Advanced Nutrients: PH Down

    Acidity versus alkalinity are key factors in your crop's water and root zone, as measured by ph. If you have too high or too low pH, your crops cannot uptake...
    From $23.89
  • Advanced Nutrients: PH Up

    Acidity versus alkalinity are key factors in your crop's water and root zone, as measured by ph. If you have too high or too low pH, your crops cannot uptake...
    From $23.89
  • Advanced Nutrients: Sensi Cal Mag Xtra

    You Wouldn’t Feed Your Dog… Fish Food? So Why Are You Feeding Your Special Plants Tomato Food?  If you’re using a generic cal-mag supplement, chances are you’re using a formulation...
    From $6.99
  • Advanced Nutrients: Sensizym

    100% ORGANIC. Containing over 80 different enzymes, Advanced Nutrients SensiZym breaks down dead root mass, starches, carbohydrates and nutrients. Also helps to catalyze water and assist the transfer of water elements...
    From $14.89
  • AEF Fungicide Cyclone

    Powdery mildew on your cannabis crop? Fight back with Cyclone fungicide!Cyclone is a lacto-fermented liquid fungicide and bactericide that has been approved for use in legal indoor cannabis cultivation by...
    $159.99
  • AEF Fungicide Influence

    Protect your medical cannabis plants from pathogen fungus, shield them with Influence LC fungicide!Influence LC is one of few fungicides that have been approved for use in legal indoor cannabis...
    $139.95
  • AEF Fungicide Sirocco

    Reinforce your walls of defense against powdery mildew! Sirocco is a contact fungicide that controls/suppresses powdery mildew on medical cannabis plants produced commercially indoors.Scirocco is one of the few fungicides...
    From $149.99
  • Bluelab: pH 4.0 Calibration Solution

    Bluelab® pH 4.0 Calibration Solution "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...
    From $10.99
  • Bluelab: pH 7.0 Calibration Solution

    Bluelab® pH 7.0 Calibration Solution "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...
    From $10.99
  • Bluelab: Ppm Conductivity Pen

    Bluelab® ppm Pen — Now Bluelab® Conductivity Pen Measures conductivity and temperature. Selectable units for conductivity and temperature. Backlit LCD display with low battery warning. Successful calibration indicator and calibration...
    $117.99
  • Bluelab: Probe Care Kit for Conductivity Probes

    Bluelab® Probe Care Kit for Conductivity Probes The instrument is only as accurate as the probe is clean. Probe cleaning is one of the most important parts of owning or...
    $16.99
  • Bluelab: Probe Care Kit pH & Conductivity

    Bluelab® Probe Care Kit pH & Conductivity Everything you need to clean, hydrate and calibrate pH probes as well as clean and test conductivity (ppm/EC) probes. The instrument is only...
    $29.99
  • Boveda Butler

    BOVEDA BUTLER, THE TOTAL HUMIDITY MANAGEMENT SYSTEM WHY THE BOVEDA BUTLER IS THE MOST PRECISE HUMIDORMONITOR ONE WORD: CALIBRATION. The Boveda Butler is the only humidor monitor equipped with the...
    $49.99
  • Cyco: Calibration Solution Ec Solution 250ml

    Conductivity Meter electrodes invariably become coated with inorganic or organic impurities. This causes a loss of accuracy. Conductivity (cF, mS) or TDS measurements are used to gauge the total concentration...
    $9.95
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