Double glazing refers to a window that has two panes of glass. The main component of the window is the double-glazed sealed unit, also known as an insulated glass unit (IGU) which sits in a frame of uPVC, aluminium, or timber

When condensation between double pane windows forms it means the seal on the insulated glass unit has failed. In this situation, why replace the unit when you can fix it?

"Toughened" or "tempered" or simply "safety" glass is, as these names suggest, much more resistant to knocks and bumps than regular glass. It is manufactured by way of a slower cooling process, and as a result,