Pay in 4 interest-free payments of $60.00 Learn more
Ships within 48 hours · Estimated delivery Aug 1 - Aug 6
or seedling trays
Two crucial elements your plants require for these activities are calcium (Ca) and magnesium (Mg)
/100 gal application
Doubles standard green carbon filter
unique in its category
GroLine Monitor for Hydroponic Nutrients WATER FILTRATION or seedling traysThe GroLine Monitor for Hydroponic Nutrients HI981420 by HANNA Instruments provides around the clock, continuous monitoring of pH, conductivity (EC & TDS), and temperature in hydroponic nutrient solutions. Quick to setup, simple to use, this monitor was designed with Hydroponics, Aquaponics, and Greenhouses in mind. Make your nutrient solution easy to manage with the GroLine Monitor. Get 24 7 pH&EC measurements for consistent yields every time. Good
US$ 147.00
US$ 24.99
US$ 30.25
