I forgot to mention, this system (via the level controllers and analog-digital converter) will automatically send me an email if the pH up, pH down, water reservoir, or nutrient-concentrate reservoir reaches a critical low.
vostro Reviewed by vostro on . Everyone, meet G.A.N.G.A. Open Attached PDF to See System For complete environmental control of: Nutrients Light Spectrum Light to Plant Distance CO2 pH Rating: 5