Hanna Hi981420 Ph / Tds / Ec Groline MonitorThe HI981420 GroLine Monitor for Hydroponic Nutrients provides around the clock, 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. Get 24 7 pH&EC measurements for consistent yields every time Good Laboratory Practice

100% Chloramine Removal

beneficial vitamins

its non-corrosive ingredients contribute to the pack's durability and the preservation of your valuables

The mounting clip open

GPM: 16 gpm @ 40 PSI

Empower growing teams to measure more without all the know-how

Shipping Box Dimensions: 9

The MBS-K30 is Trolmaster’s newest CO2 sensor

The Cyco Platinum ProKit is the perfect choice for all serious gardeners

Adding more trays & pots will reduce the watering period

automatic buffer recognition and automatic calibration

hydroponics or coco-based growing mediums