Water leak, we cannot find.
Today water started leaking out from between the membrane on the very bottom of the 5er and the metal frame the screws that hold it on are attached to. Upon inspection, the membrane was full of water ...
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Just went through something similar. I found the PEX piping had been chewed through just enough for a pin hole leak. Yea, it's a pain to remove the Coroplast belly cover, but, you'll need to replace the wet insulation anyway. I added more insulation before I screwed it all back on. Just do one side at a time until you find the leak. It makes putting the Coroplast belly back one easier (lining up screw holes).
