Repairing Double Glazed Windows Double-glazed Windows "blow", insulating argon escapes and causes the window to lose its energy efficiency. The good thing is that blown double glazing is often repaired without needing to replace the windows. Moisture or condensation in between your double-glazed windows is the most common sign that https://www.repairmywindowsanddoors.co.uk/redbridge-windowrepair/