Looks like all you do is buy your own tank and they supply the parts for you to glue in place, if anyone has used this before let me know, wondering if its as good or easy as they say.
http://cgi.ebay.com/PRO-Refugium-ki...92QQihZ020QQcategoryZ3212QQrdZ1QQcmdZViewItem
http://cgi.ebay.com/PRO-Refugium-ki...92QQihZ020QQcategoryZ3212QQrdZ1QQcmdZViewItem