Have a couple G13-Pineapple Express under 600w HPS & 450 watt led, 6" inline fan and carbon filter. In a 3'x6'x7' grow area, all plants are in 5gallon DWC. Im using general hydroponics flora series nutes, with cal-mag and botanicare silica blast, ph is set to 6.0 running about 1350ppm. Temps...