Hanna GroLine Monitor Inline Replacement Probe 300 Gallon Reservoir The high efficiency S4 spectrum

The high efficiency S4 spectrum provides ideal conditions for both human and plant health to deliver better working conditions and consistent crop quality

adapters and device modules

With clear instructions and versatile application methods

of fertilizer per gallon of water

Hanna GroLine Monitor Inline Replacement Probe 300 Gallon Reservoir The high efficiency S4 spectrumThe HI1285 9 inline multiparameter probe measures pH, EC TDS, and temperature in one convenient, rugged probe. Use with the HI981421 GroLine Monitor to provide around the clock, continuous monitoring of pH, conductivity (EC & TDS), and temperature in hydroponic nutrient solutions. In line pH, EC, & TDS probe with exclusive PTFE non clogging membrane. Built in temperature sensor ensures fast, accurately compensated readings even during sudden