What can we do about condensation on our windows during the winter?

— May Drinkwine Putnam Station, NY

Answered by Danny Kelly on November 2, 2011

What is the best way to make a deck water proof?

— Janice Stewart Goodlettsville, TN

Answered by Polly Osborne, FAIA, LEED AP on October 19, 2011

Should we spray the crawl space under our house with a fungicide?

— Sharon Haislip Brookline, MO

Answered by Danny Kelly on September 9, 2011

I am concerned about lead. I know our house has lots of it.

— Cari Everett, WA

Answered by Cynthia Phakos on August 22, 2011