First, I would like to thank you for allowing my membership. I'm still learning how to navigate this forum so I'm sure that the questions that I'm going to ask have been asked many times...sorry. I just finished setting my system; I have a 150 Gal Rubbermaid fish tank and (2) 40 Gal media growbeds sitting above my FT.  My system is setup in my basement with grow lights, (2) FT heaters, (2) aerato…