HANNA GroLine Hydroponic Monitor for pH, EC, TDS, Temperature SHIP_FR20 Nitrogen (N) = 2

Nitrogen (N) = 2

For Stealth-RO™ Systems

Water normally and monitor plant response

Q: How do I start the extraction process

The 40-gallon Premium Reservoir Lid measures 39

HANNA GroLine Hydroponic Monitor for pH, EC, TDS, Temperature SHIP_FR20 Nitrogen (N) = 2Hanna GroLine Hydroponic Nutrients Monitor for pH,EC,TDS and Temperature The HI981421 GroLine Monitor provides 24 hour continuous monitoring of pH, conductivity (EC & TDS), and temperature in hydroponic nutrients 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. Inline Probe Design for built in Hydro Monitoring