Posted by Phil T on 08/28/21 - 8:20 AM
#4
Suggest you do a dye test to determine the source. Make sure the colorant added to the water will not stain. Spray on the deck, windows etc and monitor the cabin.
With the humidity, it could be moisture that is dropping onto a surface overnight and accumulating.
What is the volume of water? 1 oz, 1 cup or 1 gallon?