Bluelab PH Replacement Probe Grodan Gro-Wool Absorbent Granulate industrial strength

industrial strength

Specially designed for the control of Temperature / Humidity / CO2 & Program devices in the Hydro-X Control System

They can also be resaturated more effectively

5 ml/L (2-10 ml/Gal) to your nutrient reservoir

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Bluelab PH Replacement Probe Grodan Gro-Wool Absorbent Granulate industrial strengthThe durable Bluelab PH Replacement Probe has been designed with longevity in mind, with a double junction probe, polycarbonate housing and high quality electrical components. Created with advanced and affordable technology, you can rely on Bluelabs pH Probe to give you accurate and fast measurements every single time. Product Features Benefits Double junction probe reduces reference contamination, extending longevity Fully waterproof not just water