Quote Originally Posted by nikhsub1 View Post
Yes it would end up hurting performance. Why? Because as the post I quoted below says, the 'horribly tall solid brick of copper top' would pick up heat from inside the case then end up transferring that heat INTO the water having the exact opposite effect that you would want. Naekuh is right about one thing, we seem to be repeating ourselves over and over. I already explained that the top to any WB has ZERO effect on cooling in regards to size and material...
so you added a variable to make it worse. what if this was an open bench and all air in the room is 25C. or if the case has good airflow and is practically ambient.