n 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 pro...

The ultimate solution for measuring conductivity!The Bluelab Conductivity Pen is the latest innovation for hand held conductivity meters. It provides a compact, quick and handy way to manage the success of your crops.The Bluelab Conductivity Pen simply tells you that your plants have the right amoun...