Q. We have numerous double-paned windows. Several of these are fogging up between the panes of glass. It appears to be moisture condensation. How can this be removed? The glass panes are in good ...

Condensation is a cold-weather problem you notice as soon as the temperature drops. My home is prone to condensation on the inside of my single-pane windows, which also encourages mold. But ...

Q: Can low-E/argon gas be put in a window when the seal is broken, instead of replacing the entire window? A: Let’s start by clarifying the purpose of low-E and argon gas. Low-E (low-emissivity) ...