Bluelab PH Replacement Probe Grodan Gro-Wool Absorbent Granulate 5 ml/L (2-10 ml/Gal) to

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

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

Bud Blood is the ULTIMATE solution for maximizing profits and cultivating picture-worthy bud

Plant-Prod Stim-Root #3 is ideal for rooting hardwood plants and difficult-to-propagate plants such as evergreens and dormant leafless cuttings including Azalea

Bluelab PH Replacement Probe Grodan Gro-Wool Absorbent Granulate 5 ml/L (2-10 ml/Gal) toThe 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