its going to be hot get a good exhaust fan and maybe veg with t5 then flower with the 1000 I got the same size tent with a 175watt mh and it goes up to 90 depend on how hot it is outside I got it in my flower room so as soon as lights come on in my flower room I open the tent door up so it can get sum of the ac air and it goes back down to 79 I also had to use a thickass blacket to cover the tent cause light comes thru