Ventilation
Ventilation controls heat and moisture buildup in
attic, crawl space and uninsulated wall cavities. Good ventilation
helps cool the house during hot weather and helps prevent structural
damage caused by condensation in winter. Ventilation in attics
and crawl spaces should not be blocked to reduce heat loss. Such
blockages trap heat and moisture that can cause severe damage
to the home's structure.
And Furthermore . . .
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