Q: I am planning to build a new home on a crawl space foundation. I’ve been hearing a lot lately that conditioned crawlspaces — as opposed to vented crawlspaces — are the way to go. Are they? A: Here ...

Q. We have a crawl space under the front of our house that, to our horror, had become a rat condo, unbeknownst to us until the odor of urine began to permeate the living space above. (We had not ...