Q: I've read your recent column about windows and have some related questions. I have dual-pane windows whose cells have "leaked" and the inside surfaces are discolored. They are installed in ...

It is estimated that 40 percent of the United States energy consumption is used for heating and cooling buildings as well as 75 percent of the electricity. One of our main concerns in building a house ...

Q. I recently replaced my single-pane windows with a dual-pane style. However, noise from outside seems louder than before. Why would this be? A. You’re right to wonder about this. Double-paned ...