Hello all I have a question. What is the perfect res temp, I am currently running 4 dwc 5 gallon buckets, 600 watt hps air cooled hood, and a 6 in vortex fan and carbon filter. Plants are 3 1/2 weeks old. 2 Auto purple & 2 am auto all free last of my beans. I'm using the GH Organics line res...