high rh

Hi all, hope I'm asking this in the right place. Firstly I'm a newbie, this is my 3rd grow. I got 2 auto's in early flower in a 2x2x4 tent under a 200w Q-Board. I have somewhat of an RH problem (I think). I'm SCROGing BTW. Above canopy is 77 degrees and 45% rh (lights on) BUT I have another...