Bluelab Guardian Monitor microbial fertilizer Can be used as a

Can be used as a prefilter to the Stealth RO 100 or 200

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Cost Effective: Extra-concentrated formula allows a little product to go a long way

Twister Track Record

It can also be used to festoon your power cords or cooling ducts

Bluelab Guardian Monitor microbial fertilizer Can be used as aIn just one glance it clearly conveys all 3 critical parameters for successful growth: pH, conductivity AND temperature. The Bluelab Guardian Monitor is a constant indicator of the desired levels of EC ppm 700 TDS CF, pH and temperature, enabling the grower to optimise these parameters as the crop progresses through each growing phase. The Bluelab Guardian Monitor is mains powered and is mounted to the wall or hung on a support and the probes simply