Video – How To – GroLine Hydroponics Nutrient Solution Monitor

Hey everybody, I’m Kassandra with Hanna Instruments and today we are going to show you how to use our HI981420 GroLine Monitor The monitor is great for growers who monitor pH/EC/TDS around the clock. and comes with everything you need to begin testing. Hanna Instruments provides you with affordable, quality equipment to help you achieve … “Video – How To – GroLine Hydroponics Nutrient Solution Monitor”

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