Ive been sealing any and all openings i could find and added exaust fans to decrese moisture in the house itself.
i know some vent fans also have a humidistat.
here is answers I gave to someone on anouther forum hope it gives more info.
((Are your soffit vents continuous?>>>>
were sealed I cut openings every 3 feet.
Are your ridge vents continuous and NOT of the nail-over foam type? The ridge vents need to be the baffled type to allow proper air flow.>>>
nail over foam cobra is the brand -like this
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Are your bath and kitchen vents vented to the outside and NOT into the attic?
bath didnt have vent just added to vent moisture out of house Is there a tree or other shade directly over the problem area? Perhaps you need the trim branches, etc.>>>
lot of trees, tall evergreen on side but not directly over. )))