Q. My house has four crawl space foundation vents that have flaps that can be opened or closed. The furnace people said to keep the vents closed all the time to prevent condensation from forming on ...

Q: I’m building a crawl space foundation for a small add-on to my home and was told I’d have to ventilate it. Since it is mostly dirt and concrete, is venting it really that important? What are my ...

Q: I have lived in this 75-year-old house for over 20 years. This year is the first time I have noticed condensation on the living room windows. This room has a crawl space while the rest of the house ...

Close those crawl-space vents to keep cold air out. Older homes in the South were typically built over a crawl space rather ...

I am renovating a house and the floor in our rec room gets very cold. We have an accessible crawl space below it. I would like to put up unfaced insulation between the floor joists and lay carpeting ...