Bluelab Commercial Truncheon Meter plant-support Grodan Slabs - The final

Grodan Slabs - The final stage of planting with growing blocks are the Grodan slabs

Balanced magnesium levels

so you achieve maximum results

increase the color intensity

Bluelab Commercial Truncheon Meter plant-support Grodan Slabs - The finalBig jobs require a big Truncheon! With a conductivity range right up to 6. 0 EC (60 CF or 4200 ppm), it will never leave you short. The Commercial Truncheon Nutrient Meter has been designed for hydroponic crops that require a higher than normal EC or CF requirement during their growing cycle. It's super tough, fully waterproof, has no on off buttons to worry about and does not need calibrating. It's great for stirring your nutrient tank too! It is