Growers Choice ROI-E680 LED ph-ec-tds-meters-and-solutions all essential micro and macronutrients

all essential micro and macronutrients are delivered to the plant at optimal levels

For hydroponics change the nutrient reservoir weekly

• Use in soil container gardens at 7-10 ml per gallon of water

the Jumbo is a particularly good choice of block size for an ebb and flow system because it is 2 in shorter than the Biggie

secure installation

Growers Choice ROI-E680 LED ph-ec-tds-meters-and-solutions all essential micro and macronutrientsIntroducing the Roi E680 Horticulture LED System. An inspired collaboration between two of the most respected lighting companies in horticulture industry. TSL Horti Tech and Grower's Choice have joined forces with their years of innovative experience to create this high performance and cost effective lighting solution for commercial horticulture.