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Meters & Testers

  • Dehumidifying Humidistat Dehumidifying Humidistat

    Dehumidifying Humidistat

    The Autopilot Dehumidifying Humidistat is a compact and easy-to-use controller for dehumidifiers and exhaust fans. Simply plug it into a power receptacle and then plug your dehumidifying device into its outlet, then choose your preferred...

    $79.99
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  • Test pH in Soil

    bluelab soil pH meter

    bluelab soil pH meter Measure the pH level of soil, media or substrates to maintain optimum crop performance. Features: Lightweight and protable Large easy to read display Simple push button pH calibration Successful pH calibration...

    $286.11
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  • Grozone Controls SCO2 Controller

    Grozone Controls SCO2 Controller

    SCO2 0-5000 ppm CO2 Controller - The Simple One Series - With High Temperature Shut-Off This easy to use Grozone SCO2 Monitor determines precisely when to activate and shut-off CO2 generators to maintain user-defined LOW and HIGH CO2 values in the grow...

    $550.00
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  • Grozone Controls USCO2 Contoller

    Grozone Controls USCO2 Contoller

    USCO2 0-2000 PPM Single Zone Ultra Simple CO2 Contoller No bells and whistle, just connect your CO2 generator and you’re set! This is Grozone’s beginner solution for growers looking for affordable and easy-to-use CO2 controller. User can...

    $282.00
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