I just bought http://cgi.ebay.com/Hydroponics-Tent-48x48x78-Hydro-Cabinet-Grow-Budd-Box_W0QQitemZ320421978780QQcmdZViewItemQQptZLH_DefaultDomain_0?hash=item4a9aa3629c&_trksid=p3286.c0.m14 4'X4'X6.5'on ebay.
I'm trying to figure out the cheapest way to vent it. I'm going to incorporate...