Electronic Temperature Control - A421abc-02c Kootenay Filter Select ingredients have been brewed

Select ingredients have been brewed to create a versatile blend that can be used throughout the vegetative and bloom phases with any nutrient program

The Stealth Filtration is built with a packed bed designed to give consistent performance and long life (24 months)

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3 Year warranty

Electronic Temperature Control - A421abc-02c Kootenay Filter Select ingredients have been brewedDirect Replacement To The A419abc 1C The A421 Series Electronic Temperature Controls Are Single Stage Controls With A Single Pole, Double Throw (Spdt) Output Relay. A421 Controls Feature A Bright Backlit Lcd With Adjustable Brightness And A Three Button Touchpad Interface That Can Be Set Up To Restrict User Adjustments. An Led Indicates The Output Relay's On Off Status. Standard A421 Series Control Modules Have Simple On And Off Temperature Settings