Bluelab CF Truncheon Nutrient Meter Jungle Room Standard Many brands recommend the same

Many brands recommend the same rate through all growth stages

All this is useful

The increased air flow within the medium allows for greater root transpiration

it can be easily unassembled and stored for later use

Bluelab CF Truncheon Nutrient Meter Jungle Room Standard Many brands recommend the samePRODUCT FEATURES BENEFITS Robust and reliable construction for long lasting value Fully waterproof; splash, submerge or sink we've got you covered Automatically detects liquids and bright LEDS indicate measurement for brilliantly simple functionality Long format design for mixing and measuring nutrient reservoirs simultaneously No calibration required and easy to clean and disinfect All conductivity scales included EC, CF, PPM 500 (TDS), PPM 700