New answers tagged condensation
Given all the experts that have looked at this first hand, I am hesitant to suggest a hypothesis based on other situations I have seen. Also I live in a dry climate, so forgive me if I miss something obvious to everyone who is actually there in New Orleans. As you know, condensation is the result of warm humid air contacting a cooler surface which is below ...
If you don't want to do the insulation for some reason, I would recommend a gutter system. Rather than enclose one pipe in another, run a "tray" underneath the pipe. This is much, much easier to implement and maintain. You could use rain gutters designed for the edges of roofs. Or, for more flexibility with connectors, I suppose you could slice PVC ...
You should wrap the pipes with lengths of foam pipe insulation. Both the hot and cold sides.
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