From double-glazed windows becoming tricky to open, doors sagging and window panes misting up, find out whether your double glazing should be repaired or replaced. Adam SnookSenior Researcher & Writer ...

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) ...

I have a problem with my triple-glazed windows. They are nine years old but the seals have failed. Moisture has collected in between the panes of glass and they are beginning to look unsightly. The ...