Santanicoo
Because that would require a fan, or some way to move the air around, my system has to be totally fanless.....
zero fan zone 
Another possibility is to expand your idea to make the complete case a water box, similar to a central heating boiler. it could then be virtually sealed up and the air inside should remain almost as cool as the blocks / coolant temp...
TerraMex
Can you translate that last reply please
