Originally Posted by shataway
My biggest concern would be something growing/living in the tap.
That's a good point, I hadn't thought of that... I'll have to take that into consideration as well.
Additionally, another thing I'd be worried about is excessive condensation building up on the towers. I plan to have a PC fan blowing cold air up into the towers to prevent foamy first pours, and with the humidity and heat I'm afraid I might have some serious condensation issues.... Here's a sketch of what I'm planning to build: