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What ? 20 - 4 X 8 tables? Working good. Just tired of probing the water 400 times a day. A monitoring system with WiFi updates would be spectacular. Truly surprising how much pH levels can fluctuate in a day.

That’s what I was expecting to hear, but still disappointing.

Anyone know of a pH monitor with multiple inputs? Trying to find a monitor that will read the pH level of 20+ hydro nutrient tanks!