Hanna Instruments GroLine Nutrient Dosing System Auto Doser HI981413-00 germination Physical Manual Control Relay selector

Physical Manual Control Relay selector switch (auto/off/on) x 2 units

helping to minimize algae growth

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HI700661 electrode cleaning solution sachet (2)

Hanna Instruments GroLine Nutrient Dosing System Auto Doser HI981413-00 germination Physical Manual Control Relay selectorDeveloped to be an inexpensive solution for the horticulturist, the HI981413 Nutient Dosing System is engineered for maintaining the EC and TDS of nutrient solutions and irrigation water. Simply insert the probe and injection valve in line with the recirculation pump and provide the chemical to be dosed. Available in multiple configurations. Programmable alarm system and multicolored LCD display Perfect for small hydroponics systems Peristaltic Dosing