ricecrispi - this is how my testing looks like:
http://img320.imageshack.us/my.php?i...sc041313pe.jpg
This few days has been exceptionally hot in toronto. My room temp hit 29C because I closed the window and door overnight and the computer is on.
There are 2 pumps connected to the system, the cylindrical resevoir has a eheim 1000 pump:
http://www.alphacool.de/xt/product_i...&cPath=5_26_27
From the specs, it dumps about 23W of heat in the water.