The exhaust fan that's on it circulates the whole box, sucks air through the door.

Theres 6-3' bulbs, and 4-2' bulbs going.

Rockwool sounds about right, didn't presoak either but it didn't seem to be a problem with other generations.

Lol, you caught me, I have no idea what the pH is, I was told you don't need to balance the pH if youre growing with hydro, again it didn't seem to effect previous plants. But I'll keep that in mind.

I've got a Brom Thymol Blue indicator here, I'll give you a reading.