GroLine pH/EC/TDS Multiparameter Probe (Inline) Promote 200 T25 12

200 T25 12

Competitor green CLF "party lights" or incandescent bulbs do not provide the correct spectrum to prevent photosynthesis

Humboldt Nutrients Grow Natural is an ultra-concentrated natural grow formula designed to give your plants the nutrient-rich foundations needed during the vegetation and flowering period

It Is not adversely affected by freeze/thaw cycles

These refill sheets are compatible with standard growing trays such as in the Speed Starter Kit

GroLine pH/EC/TDS Multiparameter Probe (Inline) Promote 200 T25 12The 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