Repairing Double Glazed Windows Double-glazed Windows "blow", the insulating gas argon escapes, causing them to reduce their energy efficiency. The good news is that blown double glazing is often repairable without having to replace the windows. Moisture or condensation in between your double-glazed windows is the most frequent sign that https://www.repairmywindowsanddoors.co.uk/stockport-windowrepair/