Well i just bought a 2 x 4 Tent from my local hydro store . I have to supply for 3 pretty heave smokers , i woulda got a bigger tent but this is all i could fit . im thinking of a 400w Hps/Mh iPower Kit off ebay but i never bought anytrhing from online . i would go to the loval hydro store again but there pretty expensive . for ventalation i live in a place where it could get 110 in summer and my tent is in the garage so i really dont know . well any tips ?