https://www.repairmywindowsanddoors.co.uk/sutton-misted-double-glazing-repairs-near-me/ Why is My Double Glazed Unit Misting Up? It's not a huge issue if condensation forms on the outside of double glazing. This indicates that your windows are functioning effectively and are able to keep heat in your home. When it appears on the inside of window panes it's a sign of a problem. The presence of moisture between your windows is a sign that the seals have failed - which means you will pay higher heating costs and lower insulation. This could be due to several factors. 1. False Seals Condensation that has gotten into the space between the glass panes is typically the reason for misting appearing on the outside. The condensation is usually seen as a cloudy layer and reduces the transparency of your window. The misting that occurs in double glazing is much more severe and indicates that the seals of the insulation unit are not working properly. This is a sign that the seal has broken and water is leaking between the two panes of glass. causes fogging, which reduces the energy efficiency of your window. Double glazing that fails can also affect the appearance of your home as well as the safety of your family members. There are many reasons for your double-glazed windows to fail. This could be due to wear and tear, defective installation or design issue with your window frame. It is important that you choose an experienced and reliable installation company that will warrant their work and not void any warranties from the manufacturer. One of the main reasons why your double-glazed units can fail is because they've become damaged by water. This can be as the result of poor installation, or even a lack of drainage and spacer blocks. The moisture then begins to enter the building and over time can cause the seals to break, leading to the onset of condensation between the glass panes. A common cause of failure of a double-glazed unit is that the desiccant inside the unit gets sa