Hi,
Why do you need 0.1C accuracy, the thermal gradient across/through your tank will be greater than that.
The worlds tropical oceans do not have critters in them that need that level of control.
Tom... 
Hi,
Why do you need 0.1C accuracy, the thermal gradient across/through your tank will be greater than that.
The worlds tropical oceans do not have critters in them that need that level of control.
Tom...