Attic moisture rarely announces itself with a dramatic roof failure. It usually begins with one overlooked gap, a thin ...

A well-ventilated attic can help prevent problems associated with excessive heat and moisture buildup. This requires continuous air circulation in the attic, exchanging overheated and moisture-ridden ...

Homeowners often ask if a vapor barrier is necessary for optimizing attic insulation and protecting their homes from moisture-related damage. The answer, however, isn’t one-size-fits-all. Factors like ...

Question: The drywall in my house separates from the ceiling and opens a gap of a quarter-inch in the winter. In early spring the gap closes completely and stays that way until late fall. The drywall ...

Why is attic ventilation such a big deal? You hear the Guys talk about it incessantly, especially this time of year. Most often, in the Midwest, the attic is considered unconditioned space, meaning ...

COLUMBIA, S.C. - Many building codes in the southeastern United States call for increased attic and crawl space ventilation to fight moisture and related IAQ problems. Craig DeWitt, Ph.D., P.E., ...

Is your home trying to tell you something?

Q: I've spent hours online reading all sorts of stuff about attic ventilation. The conflicting information leaves me so confused. I'm building a new home and want to get it right and not suffer mold, ...

Q: I’m an avid reader of your column and appreciate your common-sense solutions. My current difficulty involves attic ventilation problems/solutions, which you have addressed several times. My 50-year ...