coll tube, hood ect you need them in tents, youre ok in winter to tun just tt vents, but summer, you're already starting with the air at what ever it is outside 76 here today also cover in the inline ducting with some women's tights or you can get covers from hydro stores something, as youre dragging in spores/insect to) then the heat from a 600, thats what wrong, i grow in jardian tents , biiger ones all year round, in winter just normal hps reflector, tt 2oo vents, in summer cool tubes and i run ac unit,
have you bought a tent kit form a hydro store, as they normally with that tents sieze the give the tt vent 125, you neeed a 150, tbh, but still in warm weather, still need coll tubes, a humidifier will drop temps to with a hood