I personally like something like:
http://www.amazon.com/Air-King-18-Inch-Pivoting-9218/dp/B0007Q3RIE/ref=pd_sim_hg_2
It is about 3000CFM vs. 5000CFM for what you referenced. At least in my basement, 3000CFM
is more than enough (I usually use it on a low setting and sometimes get cold with it on even
when I’m going pretty hard). So I’m guessing the fan you pointed at is overkill.