Repairing Double Glazed Windows Double-glazed Windows "blow" the insulating argon escapes causing the window to lose energy efficiency. The good news is that blowing double glazing is usually repairable without having to replace the windows. Condensation or moisture in between your double-glazed windows is the most common sign that the https://www.repairmywindowsanddoors.co.uk/peterborough-windowrepair/