Quiet lighting set up?

[windnsky]

For my first grow, my lights were annoyingly loud(my wife hated it). We live in a small house with very thin walls, and the tent is in the spare bedroom....

[qpwoeiruty]

I'm looking for an extractor fan for my 2ft*4ft*6ft tent (60cm*120cm*180cm). There is already ot one in place which came with the tent kit but it's probabbly...