hell yeah man, the difference is really preference their are some badass nutes out there that work really good too...but it just something about sitten back with some all natural og....MAN!!!! Yeah if you got good ventilation you can get that light pretty close without hurtin them. I've had a 250 hps/mh about 6 inches away before, just keep an osculating fan over the tops you can prolly get it to like 10 depends on temps, they look good tho.....keep it up!