Bluelab Replacement pH Probe Growing Media Patent-pending gearing system reduces jams

Patent-pending gearing system reduces jams and downtime

(4) 6' chemical suction tube with strainer

All conductivity scales included – EC

hand trimmed product

Long-format design for mixing and measuring nutrient reservoirs simultaneously

Bluelab Replacement pH Probe Growing Media Patent-pending gearing system reduces jamsProduct Features Benefits The Blue lab pH Probe is a replacement pH probe suitable for use with Blue lab products that test the pH value of a solution. Unfortunately pH Probes do not last forever as they age through normal use and will eventually fail. With good care and use (keeping the probe tip wet and cleaning once a month) you will extend its life. The Blue lab pH Probe has a Double Junction Reference which provides a longer life than many other