Repairing Double Glazed Windows When Double-glazed windows "blow", the insulating gas argon escapes, causing them decrease their energy efficiency. The good news is that damaged double glazing is typically repairable without having to replace the windows. Condensation or moisture in between your double glazed windows is a typical indication that https://www.repairmywindowsanddoors.co.uk/gravesend-windowrepair/