I have this chiller for sale for $400. it is 18 months old
http://www.marinedepot.com/ps_ViewIt...or~~tab~2.html

I also have this 150 gal rubbermaid for $120
custom "ACE" sump for $40
40 gal tub, drilled on bottom $20
Basically this entire system without lights or pump


get the whole set up for $500