Stealth 30x45x80 DWC Auto grow run2

day1 manual watering until the roots reach the watering day4 American Pie root reached the watering day6 AK Mir roots are showing out of the netpot day7 water turned into swamp. Strangely not any smell at all. I changed the water with only Plagron A+B, Ph 6.8, EC 460 (PPM 230). Roots are bursting through the netpots. ----------------------------------------------------------------------------------------------------- Custom wooden grow box 90h 50w 35d cm. (~2ft2, 3ft height) LED: two quantum boards from KQO LM281b+ rated at 120w. Covering the whole top for better light coverage. Driver 400W DC-DC boost Power supply 135W laptop DWC: Euro box 40x30x22h, Water volume ~17l (~4.5G) Air pump: HAILEA ACO-7703 10l/m Carbon filer: Can Original 75m3. - f100 in-line fan, 107m3/h, 14W intake dust filter Heating :) 80W PTC heater, temp controlled 12V centrifugal fan 100W aquarium heater set at 22C