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So I put a little bit of H202 in the tank, ran it for about 10 minutes, took out the plants, and then cleaned out the tank again with some more H202. My pH seems to be increasing and stopping at around 6.75 instead of 7.1 so I guess that's an improvement. I'll try soaking the rockwool cubes...

My tubing does feel a little slimy actually. Along with the foil tape, do you think washing out the tank with a couple grams of hydroden peroxide will do the trick?

My plants are a little more than 2 weeks old. The roots look healthy, so they are whitish and not brown or red. I completely cleaned out the tank hoping it would solve my pH problems, so there is not an abundance of dead plant material in the tank. I'm using 1/4th strength of the provided...

Hey guys. I am using the Stealth Hydroponics system for my first time growing. My plants are about 2 weeks old. Somehow, even though I adjust the pH to around 6.0 with the pH up/down powder, my pH always seems to rise to about 7.0. Previously, I thought that this was because the water in the...