Hydro questions

[BetrayedSoul]

Here is a link to a grow I did in 5 gal pails.

First Journal. Second grow, beginner all advice welcome DWC

So this is my second ever grow. my first grow I did good in a 2x4 tent with 2 plants in 2 buckets dwc and came out with about a pound of some lambs breath sativa. This Grow includes: seeds are Blue Cookies 4x8 tent 3- 5 gallon pails 1- big tub for resivoir 2 water pumps 2 air pumps water chiller temp monitor connected to 6’ exhaust fan and charcoal filter humidity monitor connected to humidifier 3 lights, 1-200watt phytomax 2 and 2-300 watt vivosun blurples(being replaced by the phyto…